7th Math CA 2 Review

In the diagram, Triangle LMN represents a picture frame. Which equation can be used to find x, the measure of both ∠MLN and ∠MNL in the picture frame? (7.11C)

• 2x = 180
• x + 70 = 180
• x - 70 = 180
• 2x + 70 = 180

In the diagram ∠RST is a right angle. Which equation could be used to find the value of p in the diagram? (7.11C)

• 2p(p) = 90
• 2p - p = 90
• p + 2p = 90
• p + 2p = 180

Which of the following possible values for p would make this inequality true? (7.11B)

124 - 9p ≤ 70

• -7, -3, 2, 8, 17

• 4, 9, 12, 15, 21

• 6, 10, 14, 18, 29

• -4, -2, 0, 9, 12, 18

In which of the following equations does b = 3? (7.11B)

• 3 - 24b = 75

• 65 + 9b = 38

• -2b + 30 = 24

• 102b - 21 = -55

In the equation 56 + 4.5x = 110, the value of x is- (7.11A)

• -12

• 12

• 14

• 36.9

Which model correctly represents the equation 3x + 40 = 175? (7.11A)
**Use image to answer.

• A
• B
• C
• D

Which number line represents the solution(s) for the inequality 35x + 500 ≥ 1,200? (7.11A)
**Use image to answer.

• A
• B
• C
• D

Tags

CCSS.7.EE.B.4B

Which number line represents the solution(s) for the equation 70 + 30 x = 250? (7.11A)
**Use the image to answer.

• A
• B
• C
• D

Tags

CCSS.7.EE.B.4A

In the equation 9x - 1 = 80, the value of x is-

(7.11A)

• 8.7

• 9

• 10

• 729

Which model correctly represents the equation 4x + 108 = 144? (7.11A)
**Use image to answer.

• A
• B
• C
• D

Tags

CCSS.HSA.CED.A.3