Semester Exam Review

What's the solution to the following equation?

4x - 6 = 2

• x = -1

• x = 2

• x = 4

• x = 12

Solve the equation

• 28

• 32

• 29

• -28

• x > 3

• x ≤ ⅕

• x ≥ 3

• x ≤ ⅕

Do I need to flip my sign?
-3x  ≥ 12

• Yes, because I'll be dividing by a negative number
• No, because you never flip the sign. 

• x < -20

• x > -20

• x > 20

• x < 20

Find the sum of   5 + (−4)

• 9
• −9
• 4
• 1

Angelo has $5.50 for lunch. He guys a cookie for $1.05 and a drink for 1.45. How much money does Angelo have left?

• $2.50

• $3.00

• $1.25

• $4.00

Aryon has $20. He buys 2 Cokes that each cost $1.50. He also buys a sandwich for $5.50 and a bag of chips that costs $2.25. After Aryon pays for his lunch, how much money does he have left?

• $10

• $10.75

• $9.25

• $0

The ratio of cats to dogs at the Adopt a Pet agency is 2 to 3. There are 60 dogs at the agency. What is the total number of cats at the agency?

• 40

• 20

• 100

• 64

Samantha is making lemonade for her family reunion. She uses 8 ounces of powder for 32 ounces of water. How much water will Samantha need if she is using 128 ounces of powder?