Equation and Inequalities

• -3m + 36
• -9m + 36
• 3m + 36

Fred Flintstone bought seven boxes to put with his collection of boxes. A week later half the boxes were ruined in the rain. There are now only 22 boxes left. With how many did he start? (Select the correct equation)

• (x + 7)/2  = 22

• x/2 + 7 = 22

• x + 7/2 = 22

Which expression is equivalent to (s - 12) / 2

• s/2 -12

• s - 6

• s/2 - 6

-12x > 36

• x > -3

• x > 48

• x < -3

- 3( 4 - 2x) = 6

• x = 1

• x = -3 

• x = 3

Like terms are 

• numbers or same variable raised to the same power

• equal numbers

• only unknown values

James had a collection of rocks.  He then found six more rocks on a hiking adventure with his friends.  Later he decided to give half of all of his rocks away to a friend.  He now has 15 rocks remaining.  How many rocks did James originally have? Which equation would be used to solve this situation?

Elijah is five years less than two times Victor’s age. Elijah is 9 years old. How old is Victor?

• x=2

• x=4

• x=7

• x=14

A copy center charges a design set-up fee of $25 per project plus $0.79 per color copy.  Shayla spent $198.80 having her project completed.   When x represents the number of color copies, which equation can be used to represent this situation?

• Yes

• No