Algebra I Review Chapters

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

• -16
• 1.375
• 4
• -50

Solve the following:  
-8 + (15-3) ÷ 4

• -5
• 1
• -11
• 11

Find and explain the error.    
                  5 - 3 + 2
    =    5 - 5
=       0

• There is no error.
• Addition was done first and you should have subtracted first
• There is a subtraction error

What are the steps to solve the following expression?
50 − 16 ÷ 2 x (12 + 4)

• brackets
  multiplication
  subtraction
  division
• brackets
  multiplication
  division
  subtraction
• brackets
  division
  multiplication
  subtraction
• brackets
  subtraction
  multiplication
  division

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

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

Combine like terms
3x + 2x + 3y - 7y

• 5x + 10y
• 5x + 4y
• 5x - 4y
• 5x -10y

Simplify the following expression:
-6x + 4(-x - 3)

• -2x - 12
• 10x + 12
• -10x - 12
• -2x + 12

Simplify the following expression:
19 - ( 3 - 5b)

• 16 + 5b
• 21 + 5b
• 16 - 5b
• 21 - 5b

Evaluate the following expression:
-x - 6x + 10 when x = 5

• -20
• -25
• 25
• 20

Evaluate the following expression:
-3x² - 5x + 7 when x = -2

• 5
• 10
• 12
• 7