Expressions Test

What property justifies the statement?

(8 + 4) + 3 = 8 + (4 + 3)

• Associative

• Commutative

• Identity

• Distributive

Simplify the expression:
8(4b - 5)

• 32b + 40
• 32b - 40
• 32(b - 40)
• 84b - 85

Tags

CCSS.6.EE.A.3

Simplify the following expression:
-9(14p - 8) - 4p

• 130p - 72
• 122p - 72
• -130p - 18
• -130p + 72

Tags

CCSS.6.EE.A.3

Factor the following expression: 2x + 144

• 8(16x+1152)
• 2(2x+144)
• 2(x+72)
• 2(x+144)

Tags

CCSS.7.EE.A.1

Simplify by combining like terms:
5a + 2b - 3a + 4

• 8a + 2b + 4
• 2a + 2b + 4
• 8ab
• 4ab + 4

Tags

CCSS.7.EE.A.1

(6x - 7) - (2x + 8)

• 4x + 1

• -8x + 1

• -8x - 15

• 4x - 15

5s - 2

-3s + 9

• 8s + 11

• -8s

• 2s - 7

• 2s + 11

If a = 5 what numbers represent the sides of the trapezoid?

• 19, 23, 19, 30

• 35+4, 55-2, 35+4, 65

• 17, 18, 19, 20

• 39, 53, 39, 65

One side of a square is 4x-2, what is the perimeter of the square?

• 4+4x-2

• 4x-2

• 16x-8

• 4x +4x -2

2 sides of a triangle are 3x-5 and one side is 2x+4, what is the perimeter of the triangle?

• 3x-5+2x+4

• 2x+ 4y

• 5x- 1

• 8x-6