Equations Test Review

Solve:

x + 2.8 = 13

Solve:

6 = -11

Solve:

x 4 = 3

Solve:

-4x + 12 = 36

The model below represents an equation.

a) What equation is represented by the model?

b) What is the solution to the equation?

The model below represents an equation.

a) What equation is represented by the model?

b) What value of x makes the equation true?

x x x x 3498

The model below represents an equation.

a) What equation is represented by the model?

b) What value of x makes the equation true?

xxx 6 6

6

6

6

x

Which equation is NOT true when x=6?

a) 1.5x = 9b) 10 = -7

c) -3x + 5 = -13

A solution is shown on the graph below.

Which equation is true for the solution shown on the graph?a) 3x – 2 = -20b) -4x – 2 = -22c) x – 6 = 6d) -3x = = -18

Heather went to the store and bought a binder for $4 and 6 pens. She spent a total of $13.

a) Write an equation that can be used to determine the cost of each pen, p, that Heather purchased.

b) What was the cost of pen?

At 4:00am, the temperature outside is 6 degrees below zero. By noon the temperature outside was 11 degrees.

a) Write an equation that can be used to determine the c, the change in temperature.

b) By how much did the temperature change?

Joseph bought a 8 pizzas and paid an additional $5 in tax. He spent a total of $77.

a) Write an equation that can be used to determine the c, the cost of each pizza that Joseph purchased.

b) What was the cost of each pizza?

Lacey, Kassie, and Abby went to dinner at a restaurant. The bill was $37.50. They split the bill evenly.

a) Write an equation that can be used to determine the a, the amount that each person paid.

b) How much did each person pay?