Chapter 4 Review

Inequalities have how many solutions?

• one

• none

• many

• less than
• greater than
• less than or equal to
• greater than or equal to

Tags

CCSS.1.NBT.B.3

Translate the sentence into an inequality:

Seven less than n is greater than or equal to 18.

• n - 7 > 18

• 7 - n ≥ 18

• n - 7 ≥ 18

• n + 7 ≥ 18

Translate the sentence into an inequality:

Four times a number increased by 7 is at least 19.

• 4x > 19

• 4x + 7 ≥ 19

• 4x < 19

• 4x + 7 ≤ 19

What inequality does the number line graph represent?

• x ≥ 3

• x > 3

• x < -3

• x ≤ 3

What inequality does the number line graph represent?

• b > –2

• b < –2

• b ≥ –2

• b ≤ –2

Does the given value make the inequality true?  x + 9 > 21, when x = 15

• Yes, it is a solution.
• No, it is not a solution.

Tags

CCSS.6.EE.B.5

-5m < 10

• m < -2

• m > -2

• m < -50

• m > -50

26 < f + 32

• f > -6
• f < -6
• f < 6
• f < 55

Tags

CCSS.7.EE.B.4B

 $\frac{x}{4}\le-8$  

• x ≤ 2

• x ≤ -32

• x ≤ 32

• x ≥ -32