Algebra Homework Help

Using the Area Formula 
Determine the total amount of fertilizer in ounces (oz) needed to fertilize a rectangular lot with dimensions 24 yd by 21 yd if 3 oz of fertilizer is needed ...

Negative and Positive Numbers 
If you are multiplying a negative and positive number and the greater number is positive will the answer be positive or negative?

Equations with Absolute Value 
Here is the question. It is 3 absolute value of x divided by 9 plus 7 equals 8.

Inequality story problem 
You are reading a book with 19 chapters. How many chapters should you read each week if you want to finish in 5 weeks or less. Write an inequality.

Inequality equations 
The question asks to write and solve an inequality to find the length of a rectangle and to write an inequality to find the area of the rectangle.

It ...

Using the Substitution Method 
Use Substitution to solve the system of equations

4x + y = 0
2y + x = -7

Solving Inequalities 
Solve negative six less than or equal to 3x-15 less than equal to 12. Graph your solution.

System of Inequalities 
How do you solve: Ho sells ice cream cones at the county fair. She has to rent the equipment for $48 and spend $0.53 on ingredients for each cone. Write ...

Combining Like Terms 
Can you use the combining like terms method for something like this?

9a-a+15-10a-6

Evaluating Functions 
h(x)=2x-4 ; find h(-5)

Algebraic Expression 
Amanda paid $5 per scarf and 8 for shipping?

Reciprocals 
I have a question about reciprocals in One Step Multiplication equation section.

My book shows the reciprocal of -2/3 as -3/2. Is this correct?

It ...

Linear Inequality 
A water park charges $12 for admission and $5 to park your vehicle. Write an inequality that represents the possible number of people that could go for ...

Simplifying Fractions 
In a paragraph, describe how to simplify each expression.
161/2

Solving Equations with Fractions 
-5= -19- x/7

Proportions 
A novelist can type 240 words per minute. How long will it take for her to type 10,000 words?

Writing Linear Equations Given a Graph 
I am in online school, and in my algebra 1 class there are several questions that have to do with writing an equation in slope intercept form from the ...

Writing a System of Equations 
At the end of the 2000 WNBA regular season, the Houston comets had 22 more victories than losses. The number of victories they had was three less than ...

Solving Quadratic Equations 
A person plants two square plots for garden. the of the areas of both plots is 225 square feet. If the side of one plot is 3 feet longer than the side ...

homeschool mom 
We are working through literal equations. Your site has helped me teach in a way that is understood. However, one problem has me stumped:
x-a=y-...

Using the Quadratic Formula 
If the product of two consecutive even numbers is 168, find the largest one.

Writing and Solving Equations 
Find the measure of the largest angle of a triangle if it's 3 times as large as the smallest angle and the second angle is 20 degrees larger than the ...

Finding Intercepts 
Find the x-intercept for the graph of the following equation.
18x + 12y = 72

Writing and Solving Systems of Equations 
The sum of Eli's age and Cecil's age is 60. Six years ago, Eli was three times as old as Cecil.Find Eli's age now.

Functions and Rate of Change 
How do you solve the rate of change in fraction for f(x)=x/3+2?

Distance Formula Word Problems 
If a person can travel 20 miles upstream in 10 hours and the same distance downstream in 2.5 hours, find the rate of the current.

Variables on Both Sides Problem 
25u+74=23u+92

Writing and Solving a System of Equations 
from 1970-1990, the average annual per person consumption of whole milk in the U.S. dropped from 103 to 43 quarts. The average annual consumption of low ...

System of Equations Word Problem 
Five hats and three scarves cost $99. While three hats and five scarves cost $85. Find the cost of one hat.

Solving Linear Equations 
I need help.6(r+2)-4=-10
6r+2=-10 i so far know that step

Variables on Both Sides 
I NEED TO GET HELP ON A PROBLEM TOWARDS THE END OF THE PROBLEM. I'M NOT SURE WHY THE NEGATIVE ENDS WITH A POSITIVE ANSWER IN THIS EQUATION: 4P+40=26P...

Solving Linear Systems of Equations 
12 apples & 8 guavas total cost is Rs. 76/-. 8 apples & 12 guavas cost is Rs. 64/-. What is the cost of each apple & guava?

Rate of Change 
How do I find the rate of change in a graph?

Rewriting Inequalities 
Hi!
Your site has really helped!
I just have a little question...

What happens when the inequality is like follows: x>11 + y? How do we rewrite the ...

Algebra 1 , Solving Equations, Example 2 
Step 3 in your solution to example 2 indicates subtracting 5 from both sides of the equation. However the words state that the minus sign is an indication ...

Two Step Equations 
s-8 over -8 =-1

Interest Word Problems 
Sam invested 11000 in an acct that pays 11% apr. How much additional money must be invested in an acct that pays an apr of 14% so that the total interest ...

Factoring Polynomials 
I need to know if these 2 answers are the same. The original problem is: 4x-16xcubed=

answer: 4x(1-4xsquared)


answer: 4x(1-4cubed)

If they ...

Inequalities Word Problem 
Fred bought 3 shirts, each of the same price and received less than $12 change from a $50 bill. What is the maximum cost of 1 shirt?

Linear Systems of Equations 
I'm using graph and check to solve the linear system.
My first equation is: 2x-y=2
I changed it to: -y=(-2)x+2
What do I do with the minus sign?

Second ...

Solving for x-intercept and y-intercept 
How do I solve for the x-intercept and y-intercept with out a calculator?

How To Solve A Problem With Variables On Both Sides? 
I can't figure out how to solve an equation with variables on both sides. For example: 25u+74=23u+92

Area formula problem 
A room is 15 ft long and y feet wide. How many square yards are in the floor area?

Writing a System of Equations 
Find the equations to: Alice spent $131 on shoes. Sneakers cost $15 and Fits cost $28. If she bought a total of 7 shoes, then how many of each kind of ...

Word problems 
12 is 6 times the difference between a number and 3. Find the number.

Functions Word Problem 
The value of a 1996 Mustang, in thousands of dollars, is a function of the age a of the car, in years. Let V=f(a) be the function that represents the value ...

Decimals in Multi-Step Equations 
3.9w-17.9= -2.3

Help!

System of Equations Word Problem 
The telephone company offers two types of service. With Plan A, you can make an unlimited number of local calls per month for $18.50. With Plan B, you ...

Translating Algebraic Expressions 
Translate,what is the quotient of the sum of two numbers and twenty?

Rate Of Change And Slope 
(-2,-5)(7,8)Is the answer negative 3 over 21 which is -7?

Estimating Decimal Products 
How do I estimate the problem 10.78x1044.3092

Simplifying an Algebraic Expression 
x+7+4(x-5)

Algebra Word Problem 
The product of two fractions is 1/9. The larger fraction divided by the smaller fraction is 4. What is the sum of the two fractions? Express your answer ...

Equation with Variables 
2/3=4J/6

Solving a 2 step equation Involving Rational Numbers 
2/3 = -1 5/9 + 5/8x

I'm getting stuck on finding the common denominator w/a mixed number to get this answer. Help!!

Problems With Sales Tax 
The Sheng family had dinner at their favorite restaurant. A 10% sales tax was added to their bill. Amy paid the bill with a $20 gift certificate plus $23....

Graphing Velocity  
How do I graph the velocity of an object?

Perimeter Formula 
The length of a rectangle is 4 times the width.
The perimeter of the rectangle is 80cm.
Find the length of each side.

Rewriting Equations 
How do I re-arrange x-y+2=0 to the y=mx+b so I can put it into a table of values?

Equations with Variables on Both Sides 
How do I solve: 3/7w - 11= -4/7w

Solving Equations with Fractions 
How do I solve this?
1/3(7y-1)+1/6(4y+7)

Equations 
So I don't know how to do this problem: 2=5+n/10

Defining Rate of Change 
What is the algebraic term for rate of change?

Estimate by Clustering 
i dont know how to do these 2 problems:

1.) 56.9
63.2
59.3
61.1


2.) 77.8
75.6
81.2
79.9

Algebra Word Problem 
Hello, everyone. I really need for someone to confirm or deny that I have solved this algebraic word problem correctly. I do not have very much confidence ...

Equation with Variables on Both Sides 
-11-5a=6(5a+4)

Slope Ratio 
Suppose that a highway rises a distance of 215 feet in a horizontal distance of 2640 feet. Express the grade of the highway to the nearest tenth of a percent....

Writing Linear Equations 
What is the equation of a line with a slope of -2 and a y-intercept of 8 ?

Inequality Problem 
3-5x-3<3

Composite Functions 
Find f(g(x))
g(x)=2x^2+4 and f(x)=x-2/4

Using the Area Formula 
The area of a yard is 240 feet by 82 feet. John needs to fertilize his yard . The fertilizer is 0.03 ounce per square foot. How much fertilizer does ...

Rational Expressions 



1. Find all numbers for which the rational expression is undefined...

5/v-6


2. Divide and simplify...

f+4/f-1 divided by 7f+28/f-6


...

Distance Formula Word Problem 
A cattle train left Miami and traveled toward New York. 14 hours later a diesel train left traveling at 45 km/h in an effort to catch up to the cattle ...

Distance formula problems 
A passenger plane made a trip to Las Vegas and back. On the trip there it flew 432 mph and on the return trip it went 480 mph. How long did the trip there ...

Inequality 
1. You are planning to spend no less than $6,000 and no more than $10,000 on your landscaping project.
a. Write an inequality that demonstrates how much ...

Word problem 
Doomtown is 200 miles due west of Sagebrush , and Joshua is due west of Doomtown. At 9am Mr Archer leaves Sagebrush for Joshua. At 1 pm. Mr Sassoon leaves ...

Simplifying Numbers 
How do you reduce or simplify this number 2100/1050?

Time Conversions 
I need to know how to make 20 minutes into a fraction. I know its 1/3 but how would I do it if I get a word question where I might have to change 40 ...

System of Equations Addition Method 
-2x+5y=1
x-2y=4
The answer in the math book is x=22 y =9
I've been getting a different answer.

Solving Algebra Word Problems 
I have a word problem and no matter how hard I try I can't figure out how to do it and I need to figure out how to do these problems for my test. I need ...

Domain and range of a graphed function  
Please explain to me how to determine the domain and the range of a graphed function. They have it in the book, but it wasn't clear enough for my daughter....

Using Area and Volume Formulas 
A pizza box measures l7 inches long, l6 l/2 inches wide, and 2 inches high. what is the total area of the box and what is the volume?

Math Properties 
How do you remember all the properties? I just can't figure out how to remember them. Example: distributive property.

Multiplying Polynomials 

Please help me to multiply these polynomials:

(q+6)(q+5)

Slope 
How do you calculate slope using the algebraic formula?

Vertex of Absolute Value Equations 
CALCULATING THE VERTEX OF AN ABSOLUTE VALUE OF THE EQUATION

WRITE DOWN WHAT IS INSIDE THE ABSOLUTE VALUE SYMBOL AND SET EQUAL TO ZERO

SOLVE FOR "X"...

Simplifying Rational Expressions 
How in the world do I do this? how do I simplify, add, or subtract expressions?

Solving Inequalities 
Please help to solve this problem.
7+9X<25

Systems of Equations Substitution Method 
Hello, Here I am back in school after 22 years. Math is one of my requirements, before graduation in 2011. However, I am having difficulty understanding ...

Substiution Method 
In the substitution method, how do you know which variable to begin with?

Area of a Parallelogram 
Need help...

The area of a parallelogram is 252 cm2 and base is 42 cm. Use ALGEBRA to find the height of the parallelogram. Include your formula and ...

Solving Systems Using the Substitution Method 
Please help solve this system using the substitution method.

2x+3y=10
y=-x+2

One step equations 
I'm working on this y + 5=-12 answer says y=-17 I did 12-5 which equaled 7. Your answer says 17,do I carry the 1 down to make it 17? to get the answer ...

Graphing inequalities 
System of Inequalities:
Graph the following: 2x+3y>6

Graphing Equations 
Graph the following:y=x+3x-4

Slope 
For slope, it is the rise divided by the run, Correct?

Graphing Equations 
Graph the following equations:
y+3x=4and y=1

Standard Form for Quadratic Equations 
2x^2-x=4

The Difference between a Monomial and a Polynomial 
Why is -2 a polynomial and -5 is a monomial? I do not understand the rationale behind this and my textbook is not clear. Also how can 0 be both?

Systems of Equations Problems 
Solve this problem by using a two order system.

A man bought 42 stamps, some 13¢ and some 18¢. How many of each kind did he buy if the cost was $6.66?...

Understanding Linear Graphs 
I have multiple word problems that are really giving me a hard time. I would really appreciate it if someone could help me.

1) The equations 3x+4y=...

Graphing Inequalitites 
The question that I have is something that looks like this,

x+3
How do you solve for it and how to graph it.

Thank you!
Mandy

Systems of Equations Word Problem 
All 231 students in the french class went on a field trip. Some students rode in vans which hold 7 students each and some students rode in buses which ...

Standard Form 
What is the standard form for the following linear equation? -2x+y=3

Distance Formula Problem 
It takes a passenger train 2 hrs less time than a freight train to make the trip from Central City to Clear Creek. The passenger train averages 96 km/...

Divide Monomials 
With the dividing monomials are you solving it or are you simplifying it. I missed school today so I don't know how to do this!

Solution to a Two Step Equation 
How do you solve: x over 2 +7 equals 11.

Two Step Equation Solution 
Please help me to solve this two step equation.
18 = -a + 2

Dimensions of a Rectangle Word Problem 
A rectangle has area 12a squared and a perimeter 14a. What are the dimensions of the rectangle and how do you solve this?

Slope and Y-intercept 
How do you find the slope and y-intercept for the graph of the line with the equation y=8/3x-7?

Simplify Rational Expressions 
Please help me to simplify the following expression:

2x+8/x^2-16

Integer Question 
When I add a negative number and a positive number what sign is my answer?

Writing and Solving Equations 
The product of 2 consecutive positive integers is 398 more than the next integer. What is the largest of the 3 integers?

Direct Variation 
Will you explain what direct variation is and give some examples please. This would be greatly appreciated!!

Systems of Equations Story Problem 
Please help with the following problem.

Tickets to a movie cost $7.25 for adults and $5.50 for students. A group of friends purchased 8 tickets for ...

Challenging Function 
I am doing this for fun. I am a 50 year old mom.

f(x)= 2211(x)2 + 57,533x + 107,900 = 480,000

System of Equations Word Problems 
I really NEED help with these System of Equations word problems! I did the ones on this website but I want an example that can help with mixes of trail ...

Probablility Questions 
I am having difficulty answering the following questions:

Diagram this statement. Then answer the questions that follow.

One fourth of the 64 marbles ...

Inequality Solution 
I need help solving the following inequality:
-4<3-2x<20

Graphing Using the Slope and Y-Intercept 
How do you graph using the slope and y-intercept like in this problem 2y+4x=0?

Finding Slope 
Please help me to find the slope so that I can figure out rate of change.

Standard Form Equations 
I need some help with x and y intercepts.

What is the formula to find the x and y-intercept from standard form?

Polynomial Word Problem  
I have an Algebra Word Problem that I cannot solve. Can you please help. The problem is:

The sum of two integers is 10. If their product is 24,what ...

Adding and Multiplying Fractions 
How do I solve 2/3 + 1/2 * 1/4

Systems of Equations Help 
I have a systems of equations word problem that I need help with:

Since my uncles farmyard appears to be overrun with dogs, and chickens, I asked him ...

Examples of Algebra  Not rated yet
I need 10 examples on where you use algebra out side of school and how.