Math Equations and Inequalities

What is the solution to the inequality below? −4x − 9 > −5

• x < 8

• x > 8

• x > -1

• x < -1

You attempt an obstacle course five times. The table shows the amounts of time that it takes you to complete the course on your first four attempts. For what values of x will you have a mean time no greater than 150 seconds?

• x ≤ 133

• x ≥ 133

• x ≥ 154

• x ≤ 154

What is the simplified form of the expression?

• x - 5

• x + 5

• 5x - 5

• -x - 5

Which expression shows factoring 12x + 54 using the GCF?

• 2(6x + 27)

• 3(4x + 18)

• 6(2x + 9)

The cost to rent a rug cleaner for a day is $25 plus $15 per hour. Write an inequality that can be used to show how many hours (x) you can rent the rug cleaner for so that the charges will be less than $130.

Mathematical Equivalence

OFF

The cost to rent a rug cleaner for a day is $25 plus $15 per hour.

Write an inequality that can be used to show how many hours (x) you can rent the rug cleaner for so that the charges will be less than $130.

Mathematical Equivalence

OFF

Solve

• p ≤ -12

• p ≥ -12

• p ≤ 20

• p ≥ 20

What is the value of the expression −56 ÷ (−8)?

You install 580 feet of fencing along the perimeter of a rectangular yard. The width of the yard is 132 feet. What is the length of the yard?

• 79 feet

• 158 feet

• 264 feet

• 316 feet

Which graph represents a number that is at most −2?

• 
• 
• 
•