7+ Expressions Review Part 2

Solve the following:
-2 x (3 + 8 ÷ 4)²

• -16
• 1.375
• 4
• -50

Simplify:
[25-(13+4)+4] ÷ 3

• 6
• 2
• 3
• 4

2x + 5(y - 1) when x=8 and y=5

• 20
• 31
• 36
• -4

Evaluate 2a + 4b 
if a = 10     and    b = 6

• 20
• 24
• 44
• 4

Evaluate -2x + -3y if x = 10 and y = -6

• 18

• -38

• 12

• -2

Simplify the expression:

3x² - x + 7 + 5x + 2 - 2x²

• x² + 4x + 9

• 5x² + 9

• 15

• 15x

Simplify the Expression:

7x² - 3a +20 - 4x² + 2a

• 11x² - a + 20

• 3x² - a + 20

• 2a + 20

• 3x² - a

Simplify the following expression:
(5 + 4x) + (2x - 8)

• 13 + 6x
• 6x - 3
• 6x - 13
• 6x + 3

Simplify the following expression:
3 + 5x + 8 - 2x

• -3x² - 11
• 3x² + 11
• 11 - 3x
• 11 + 3x

Name the property.
7 + (11 + 10) = (7 + 11) + 10

• Associative Property
• Commutative Property
• Distributive Property
• Identity Property