Unit 6 Test Review: Equations and Inequalities

What is the solution of -4x < 48 ?

• x < 12

• x > 12

• x < -12

• x > -12

Which graph is a solution to 5x ≥ 25?

• A

• B

• C

• D

What is the solution for the inequality?

• x < -5

• x < -3

• x < -4

• x > -3

Solve x – 11.8 = 34.9

x is _

Lisa has a goal of running at least 45 miles for a marathon. She runs at a rate of 9 miles per hour. Which inequality can Lisa use to find h, the number of hours she should run in order to meet or exceed her goal?

• 9h ≤ 45

• 9h ≥ 45

• 9 + h ≤ 45

• 9 + h ≥ 45

Which situation CANNOT be represented by the equation x + 35 = 60?

• There are 60 sports magazines on the shelf at a bookstore. There are also 35 entertainment magazines on the shelf. What is x, the total number of sports magazines and entertainment magazines on the shelf?

• Marcy was given $60 for a birthday present. She spent $35 to buy a new pair of shorts. What is x, the amount of money March has left?

• In training for a marathon, Riley ran a total of 60 miles last week. He ran 35 miles on the weekend. What is x, the number of miles he ran during the week?

• At the end of the first quarter, the combined score of two basketball teams was 60 points. The home team scored 35 points. What is x, the number of points scored by the other team?

James bought a 5-month subscription for a Netflix. He paid $75. James wants to find the cost, m, of his subscription each month. He used the following model to help him find the cost. What was the monthly cost of his subscription?

m = _

Dexter has $547 in his savings account. He wants to spend part of his money on a plane ticket to visit his grandparents. He wants to have at least $203 left in his savings account after buying the plane ticket. The inequality shown can be used to find m, the amount of money in dollars that Dexter can spend on the plane ticket. Which inequality represents all possible values of m?

• m ≥ 344

• m ≥ 750

• m ≤ 750

• m ≤ 344

Which number line represents 8x < 48?

• A

• B

• C

• D

Solving the inequality: t + 274 ≤ 658

• t ≤ -384

• t ≤ 932

• t ≤ -932

• t ≤ 384