Module 11 Review Solving Equations and Writing Inequalities

For which equation is x =8 a solution?

• 2 +x = 12

• 3x=21

• x/2= 16

• x-3= 5

Jayden walked for 24 minutes. Lily walked for m minutes. Jayden walked three times as long as Lily. Write an equation to represent how long Lily walked.

• m/3 = 24

• 24m = 3

• 3m =24

• 24m = 8

Which of the following is an equation?

• x + 9

• 3m

• 4 + 6

• y + 8 = 9

Which is a solution for the equation? 7=n+2

• 5

• 4

• 9

• 3

Which equation has a solution of 4 for x?

• 3/x= 12

• 3x= 12

• 3 + x=8

• 6 - x = 1

Which is a solution for 3 = n - 9

• 6

• 4

• 12

• 8

Which equation represents the situation? Hayleigh has 96 beads to make n necklaces. Each necklace will have 12 beads.

• 12/n=96

• 12n =96

• n/12= 96

• n-12= 96

Which represents the solution of 8 for r?

• r/2 = 16

• 3r =24

• 4r = 24

• r-7= 12

Solve for x. 2x < 16

• x>8

• x< 8

• x = 8

• x < 32

Write an inequality to represent the situation. Mrs. Payne has eaten at least 4 cookies today.