Practice Test

Front

Solve the following two step equation: 8 - 3x = 17

Back

x = -3

Front

Solve: 7 - 3(2x + 5) = 4x - 68

Back

x = 6

Front

Solve for x: 4x + 1 = 8x − 3

Back

x = 1

Front

Jim paid a gym membership fee of $50, plus $20 per month. How many months has Jim been a member of the gym if he paid a total of $290?

Back

50 + 20m = 290

Front

A computer printer can print 10 pages per minute. There were already 35 pages in the tray. Write an equation for the number of pages the printer can print in m minutes if the total pages printed was 115 pages.

Back

10m + 35 = 115

Front

What is a two-step equation?

Back

An equation that requires two operations to solve for the variable.

Front

What does it mean to isolate a variable?

Back

To manipulate an equation so that the variable is on one side and all other terms are on the other side.

Front

What is the first step in solving the equation 8 - 3x = 17?

Back

Subtract 8 from both sides.

Front

What is the principle of balancing equations?

Back

Whatever you do to one side of the equation, you must do to the other side to maintain equality.

Front

What is the solution to the equation 50 + 20m = 290?

Back

m = 12.