Solving Equations Review

What of the following are inverse operations? Select multiple answers.

• addition and subtraction

• multiplication and division

• addition and multiplication

• subtraction and division

Tags

CCSS.HSA.REI.A.1

Solve for x.

-11 + x = 13

• x = 2

• x = -2

• x = 24

• x = -24

Tags

CCSS.6.EE.B.7

Solve for n. 20 = 5n

• x = 4

• x = 15

• x = -15

• x = 100

Tags

CCSS.6.EE.B.7

Solve for a. a/2 = -13

• a = 26

• a = -26

• a = 6.5

• a = 0

Tags

CCSS.6.EE.B.7

Solve for p. −15 = p − 27

• p = -42

• p = 42

• p = -12

• p = 12

Tags

CCSS.6.EE.B.7

Solve for v. 3v - 14 = -2

• v = 36

• v = 12

• v = -5

• v = 4

Tags

CCSS.7.EE.B.4A

Solve for k. -33 = -5k -68

• k = -7

• k = 7

• k = 20.1

• None of these

Tags

CCSS.7.EE.B.4A

Solve for c. c/8 +4 = 1

• c = 24

• c = -24

• c = 40

• c = -40

Tags

CCSS.7.EE.B.4A

Solve for w. 84 = 7(w+20)

• w = -8

• w = 8

• w = -240

• w = 9.1

Tags

CCSS.7.EE.B.4A

Solve for m. 8m + 11 = 2m + 71

• m = 480

• m = -10

• m = 10

• m = 8.2