Solving and Graphing Compound Inequalities

What is a compound inequality?

• An inequality that involves only one variable.

• An inequality that combines two simple inequalities.

• An equation that combines two simple equations.

• An inequality that has no solution.

Which word is used to connect two inequalities in a compound inequality that requires both conditions to be true?

• NOR

• AND

• BUT

• OR

In the inequality M + 2 < 12, what is the solution for M?

• M > 14

• M < 14

• M > 10

• M < 10

Tags

CCSS.7.EE.B.4B

What is the solution for M in the inequality M/4 > 2?

• M > 8

• M > 6

• M < 8

• M < 6

Tags

CCSS.6.EE.B.8

In the inequality B + 7 > 13, what is the solution for B?

• B < 20

• B > 6

• B > 20

• B < 6

Tags

CCSS.7.EE.B.4B

What is the solution for B in the inequality 5B ≤ -45?

• B ≥ 9

• B ≤ 9

• B ≤ -9

• B ≥ -9

Tags

CCSS.6.EE.B.8

How do you split the inequality -9 < -3M < 21?

• -9 > 3M and 3M > 21

• -9 < 3M and 3M < 21

• -9 > -3M and -3M > 21

• -9 < -3M and -3M < 21

What must you remember to do when dividing by a negative number in an inequality?

• Flip the inequality sign.

• Subtract a positive number.

• Keep the inequality sign the same.

• Add a positive number.

Tags

CCSS.6.EE.B.8

What is the solution for M in the inequality -3M < 21?

• M > -7

• M < -7

• M < 7

• M > 7

Tags

CCSS.6.EE.B.8

What is the combined solution for the inequalities -9 < -3M and -3M < 21?

• -7 < M < 3

• 3 < M < -7

• M < -7 or M > 3

• M > -7 or M < 3