Algebra 1.1-4

Distribute: -0.8(5 + 19r)

• -4 - 15.2r

• -4 - 19.8r

• -4 - 15.2

• -4 - 19.8

Tags

CCSS.6.EE.A.3

Distribute: -3(-7x - 7)

• 21x + 21

• -21x - 21

• 21x - 21

• -21x + 21

Tags

CCSS.6.EE.A.3

If possible, combine like terms to simplify the following expression. Otherwise, write "Simplified." 15m + 13z + 13z

• 15m + 26z

• 15m + 13z + 13z

• 15m + 13z

• Simplified.

Tags

CCSS.7.EE.A.1

If possible, combine like terms to simplify the following expression. Otherwise, write "Simplified." 8 - 7 - 11 - 2j

• Simplified.

• -10 - 2j

• -8 - 2j

• -12 - 2j

Tags

CCSS.HSN.CN.A.2

Below are the steps Winston used to solve the equation 15y = 4(5y + 9). Given: 15y = 4(5y + 9) Step 1: Step 2: Subtraction, -5y = 36 Step 3: Division, y = -36/5 Determine the possible step and related equation that is missing.

• A. Subtraction, 15y = 20y + 36

• B. Distribution, 15y = 20y + 36

• C. Distribution, 15y = 20y + 13

• D. Multiplication, 15y = 20y + 9

Solve the following equation: -10x + 4 = -36

• x = 4

• x = -4

• x = 3

• x = -3

Tags

CCSS.7.EE.B.4A

Solve for c: 4c = -18 + 7c

• c = -6

• c = 6

• c = 3

• c = -3

Solve: 3(1 - 7x) = -5(4x + 4). Provide an answer accurate to the nearest hundredth.

• x = 23

• x = 25

• x = -75

• x -24

Tags

CCSS.8.EE.C.7B

Solve: 2(3x - 6) = 9(6 - 3x). Provide an answer accurate to the nearest hundredth.

• x = =1

• x = 1

• x = 2

• x = -5

In the formula for distance traveled d = rt, solve for r.

• r = d + t

• r = d - t

• r = d t

Tags

CCSS.HSA.CED.A.4