7th Grade Math Review Equations

Front

What is the solution to the equation -4y = 48?

Back

y = -12

Front

Solve for x: 2x = 20

Back

x = 10

Front

What is the solution to the equation x - 10 = 12?

Back

x = 22

Front

Which equation has x = 5 as the solution?

Back

2x = 10

Front

Solve the equation k + 5 = 181.

Back

k = 176

Front

What is the first step to solve the equation x + 15 = 10?

Back

Subtract 15 from both sides.

Front

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

Back

x = 4

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

What is the solution to the equation 5x - 10 = 0?

Back

x = 2

Front

How do you check if x = 3 is a solution to the equation x + 4 = 7?

Back

Substitute 3 into the equation: 3 + 4 = 7.