Solving One-Step Equations by Adding or Subtracting

Front

What is the solution to the equation x + 8 = 10?

Back

x = 2

Front

What is the inverse of subtraction?

Back

Adding

Front

What is the inverse of adding?

Back

Subtracting

Front

What is the solution to the equation x - 12 = 24?

Back

x = 36

Front

What is the solution to the equation x + 3 = 29?

Back

x = 26

Front

If x + a = b, how do you isolate x?

Back

x = b - a

Front

If x - a = b, how do you isolate x?

Back

x = b + a

Front

What is the first step to solve x + 5 = 12?

Back

Subtract 5 from both sides.

Front

What is the first step to solve x - 4 = 10?

Back

Add 4 to both sides.

Front

What does it mean to isolate a variable?

Back

To get the variable alone on one side of the equation.