1.4- 1.5 Quiz Review

Is the given number a solution to the equation?

3x - 5 = 1; x= 3

• Yes

• No

Is the given number a solution to the equation?

2x + 3= 7; x= 2

• Yes

• No

Is the given number a solution to the equation?

17- 4a = 13; a= 3

• Yes

• No

Is the given number a solution to the inequality?

x- 5 < 7; x= 12

• Yes

• No

Is the given number a solution to the inequality?

x + 3 > 8; x= 5

• Yes

• No

Is the given number a solution to the inequality?

2x + 1 > 10; x = 6

• Yes

• No

Use mental math to solve the equation.

x + 2= 9

x=___

Use mental math to solve the equation.

4x = 24

x= ___

Use mental math to solve the equation.

x - 7 = 3

x= ___

Write the verbal phrase as a variable expression.

12 more than a number x