Review of Simplifying Expressions and Solving Equations

• y = 5

• y = 10

• y = 15

• y = 20

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

• -20

• -25

• 25

• 20

Solve the equation for d. 
d / t = r

• d = r / t

• d = t / r

• d = rt

• d = r - t

Evaluate the following expression:
25x(x - 4) when x = -1

• 100

• 115

• 125

• 130

• subtract 5 from 9

• subtract 9 from 5

• divide 12 by 4

• multiply 12 times 4

Simplify the expression...

12÷4+12(9−5)

• 51

• 60

• 130

• 39

Simplify using order of operations

(19 - 7) ÷ 4 + 11

• 14

• 0.8

• 15

• 13

• 5

• 11

• -5

• -11

When you use the distributive property when simplifying expressions or solving equations , you must ____________ the number on the outside of the parentheses with each term on the inside of the parentheses.

• multiply

• add

• divide

• subtract

What is the FIRST step that should be completed in solving this equation?

• Subtract 10 on both sides

• Distribute

• Divide by 2 on both sides