Simplifying Expressions

Which answer choice contains ALL like terms?

• -4x, 2x, 3x
• -4x, 2, 3y
• 4x², 2x
• 14, 4x

Simplify the Expression. 
9z  - 21 - 3z + 10

• Simplified
• 9z - 21 - 7
• 9z - 11 -3z
• 6z - 11

4a + 9 + a

• 5a + 9
• 14a
• 3a + 9
• 5a - 9

Simplify by combining like terms:
4x² - 3x + 11 -2x

• 4x² - 5x + 11
• 11x + 11
• 16x² - 5x + 11
• 10x²

• Can't be simplified

Simplify    5(2 - 7n)

•  52 - 57n
• 10 - 7n
• 10 - 35n
• 10 + 35n

• 35x+7
• 35x-1
• 35x-7
• -35x-7

-8(3 + 4w)

• -5 + -4w
• -24 - 4w
• -24 + -32w
• -11 + -12w

-9(-3 + 5v)

• -7 + 49v

• 27 - 45v

• 8 - 80v

• 3 - 80v