2.1-2.5 review - Inequalities and Absolute Value Inequalities

| 2x + 12 | < 8
Which is the correct first step?

• 2x + 12 < 8 and 2x+12 >-8
• 2x + 12 < 8 or 2x+12 >-8
• 2x + 12 < 8 and 2x+12 <-8
• 2x + 12 < 8 or 2x+12 >-8

Tags

CCSS.HSA.REI.B.3

CCSS.HSA.CED.A.1

| x - 6 | < 4
Is this an "and"  or an "or" problem?

• and
• or

Tags

CCSS.HSA.REI.B.3

CCSS.HSA.CED.A.1

• 4 < y < 7
• - 7 < y < 4
• - 4 < y < 24
• 4 < y < 24

• x > 2 or x < 6
• x > 6 or x < 2
• - 2 < x < 6
• x > 9 or x < 20/7

| 2w - 1 | < 11

• No Solution
• All Real Numbers
• -5 < w < 6
• -6 < w < 5

Tags

CCSS.HSA.REI.B.3

CCSS.HSA.CED.A.1

CCSS.HSA.CED.A.3

To qualify for an award, a student volunteers no less than 5 hours each week at the local hospital. Write an inequality that represents how many hours the student volunteers each week.

• X < 5
• X > 5
• X ≥ 5
• X ≤ 5

Tags

CCSS.6.EE.B.8

Melissa wants to spend no more than $300 on school clothes. She spends $75 on a coat and then wants to buy some sweaters that are on special for $10 each. Write an inequality to show how many sweaters Melissa can buy. DO NOT SOLVE

• 75x-10 ≥ 300
• 75+10 ≤ 300x
• 10x ≥ 300
• 75+10x ≤ 300

Tags

CCSS.7.EE.B.4B

 Solve and then match the correct solution & graph.

• A
• B
• C
• D

Tags

CCSS.6.EE.B.8

What is the solution to 2 - 5x ≥ 3x - 14 ?

• x ≥ 2
• x ≤ 2
• x ≤ 8
• x ≥ 8

Tags

CCSS.HSA.REI.B.3

CCSS.HSA.CED.A.1

-4x + 14 ≤ 54

• x ≥ - 10
• x ≤ -10
• x ≥ 10
• x ≤ 10

Tags

CCSS.7.EE.B.4B