Solving one-step Equations

Front

What is the inverse operation of subtraction?

Back

Addition

Front

Solve for x: 17 = x + 3

Back

x = 14

Front

Solve for r: -4 + r = 10

Back

r = 14

Front

Solve for x: x + 12 = 20

Back

x = 8

Front

Solve for n: 18 + n = 31

Back

n = 13

Front

What is the first step to solve the equation x - 5 = 10?

Back

Add 5 to both sides.

Front

What does it mean to isolate the variable in an equation?

Back

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

Front

If 5x = 25, what is the value of x?

Back

x = 5

Front

What is the solution to the equation 3 + y = 10?

Back

y = 7

Front

What operation would you use to solve the equation z/4 = 3?

Back

Multiply both sides by 4.