Solving One-Step Equations with Subtraction!Now we are going to be solving one-step equations that involve subtraction! We are going to use the same methods to solve as we did with equations that were addition problems. Except this time, can you guess what the opposite mathematical operation is going to be? You got it - Addition! We are going to add in order to get the variable by itself! Here are a few examples! Example 1
To see more examples demonstrated on video, check out the Solving Equations E-course. You'll be solving equations instantly with step-by-step video instruction and practice problems with step-by-step solutions. Example 2
Example 3
Ready to try some on your own?
One-step Equations Practice ProblemsSolve for the missing variable 1. x - (-7) = -19 2. y - 7 = -21 How was it? Did you check your answers by substituting? Check your answers using the Answer Key! Answer Key
Pre-algebra StudentsIf you are following the Pre-algebra curriculum, then your next lesson is on multiplication equations. Solving Equations UnitReturn to Algebra Class Home Page. |
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