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Math Equations and Inequalities

Authored by Anthony Clark

Mathematics

8th Grade

CCSS covered

Math Equations and Inequalities
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20 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

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

x < 8

x > 8

x > -1

x < -1

Tags

CCSS.7.EE.B.4B

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

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

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is the simplified form of the expression?

x - 5

x + 5

5x - 5

-x - 5

Tags

CCSS.7.EE.A.1

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

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

2(6x + 27)

3(4x + 18)

6(2x + 9)

Tags

CCSS.7.EE.A.1

5.

MATH RESPONSE QUESTION

1 min • 1 pt

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

Tags

CCSS.7.EE.B.4B

6.

MATH RESPONSE QUESTION

1 min • 1 pt

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

Tags

CCSS.7.EE.B.4B

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Solve

p ≤ -12

p ≥ -12

p ≤ 20

p ≥ 20

Tags

CCSS.7.EE.B.4B

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