Solving One-Step Equations

Front

What is the inverse operation of subtraction?

Back

Addition

Front

Solve for y: -42 = -6y

Back

y = 7

Front

Solve for n: n - 4 = 12

Back

n = 16

Front

Solve for x: 13 + x = -25

Back

x = -38

Front

Solve for x: x + 8 = 15

Back

x = 7

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 3x = 12, what is the value of x?

Back

x = 4

Front

What is the solution to the equation 5 + y = 20?

Back

y = 15

Front

How do you check if your solution to an equation is correct?

Back

Substitute the solution back into the original equation.