Unit 1.4/1.5

_{4x – 3 – 5x - 9}

• 9x - 12
• x + 12
• -x - 12
• -9x + 12

9(2x + 2y)

• 36xy
• 18x + 18y
• 18x + 18
• 11x + 11y

Simplify the expression:
  $6-2\left(7x-3\right)$  

• -14x

• -14x + 12

• 14x 

• 5x +1

The number in front of a variable telling the mathematician how much to multiply the variable by is called the...

• Term

• Constant

• Coefficient

• Expression

A number with no variable is called a...

• Coefficient

• Constant

• Term

• Expression

(b + 8)5

• b + 40
• 5b - 40
• 5b + 40
• 5b + 8

Simplify the Expression: 10x - 3(2x + 8)

• 4x - 24
• -4x + 24
• 16x - 24
• 14x - 6

Simplify completely:

4x² - 3x + 11 -2x

• 4x² - 5x + 11

• 11x + 11

• 16x² - 5x + 11

• 10x²

Simplify completely:

-(8 - x)

• x - 8

• -8 - x

• 8 - x

• x + 8

Simplify completely:

-6x + 4(-x - 3)

• -2x - 12

• 10x + 12

• -10x - 12

• -2x + 12