Expressions Equations Inequalities

Simplify the expression: 7v + 2 + 12 + 2v

• 23

• 23v

• 9 + 14v

• 9v + 14

You must be older than 12 years old to ride the go-karts.

If x is the age of a rider, which inequality represents the situation?

• x > 12

• x < 12

• x = 12

Charity needs to get a score of higher than 89 to get an A on her next math test.

• s > 89

• s < 89

• s > 89

• s < 89

• s = 89

Evaluate 2a + 4b

if a = 10 and b = 6

• 20

• 24

• 44

• 4

The gas tank in Danny’s car was almost empty. He added g gallons of gas to fill it. The gas tank holds 18 gallons. Which expression represents the number of gallons of gas in the tank before Danny filled it? 

• 18 - g

• g + 18

• 18 x g

• g -18

A new tree you just planted will grow to be at most 35 feet tall. If it is currently 6 feet tall. Which of the following inequalities could be used to find all all the possible values of how many more feet, f, will it grow?

• 6 + x ≥ 35

• 6 + x > 35

• 6 + x < 35

• 6 + x ≤ 35

Top Golf charges $12 for each hour. You can spend no more than $60. Which of the following inequalities could help you solve for all the possible hours, h, that you can golf for?

• 12x < 60

• 12x ≤ 60

• 12x > 60

• 12x ≥ 60

An unknown number decreased by 9 is at most 25. What is the number?

• x - 9 ≤ 25

• x - 9 < 25

• x - 9 > 25

The temperature for the day starts at 37 degrees and rises to at least 60 degrees.

Which of the following inequalities could be used to find all the possible values of t, the amount the temperature could rise?

• 37 + x > 60

• 37 + x ≥ 60

• 37 + x < 60

• 37 + x ≤ 60

To use one stamp, your letter must be under 3.5 ounces. Which inequality represents this situation?

• L > 3.5

• L < 3.5

• L = 3.5