Equation Test Review

Solve

9a = 27

Write the sentence as an equation.

A number a decreased by 20 is 5

Solve

x + 20 = 24

Solve

b - 12 = 20

A mathematical sentence in which two expressions appear on either side of an “equals” sign (=), stating that the two expressions are equivalent.

• Solution

• Equation

• Term

• Solve

8m+12=2(4m+6)

• No Solution

• One Solution

• Infinite Solutions

What equation is modeled?

• 3 = 6

• 3x = 6

• x = 6

• 3 = 6x

Select the equation that best represents the situation: Dr. Lahana takes 30 seconds to solve a Math problem. This is twice as much time as it takes Ms. Rosegreen to solve a Math problem.

• w + 2 = 30

• 2w = 30

• w - 2 = 30

Solve for x:

• x = 20

• x = 7

• x = 10

• x = 3

Solve for x:

• x = 20

• x = 7

• x = 10

• x = 3