A Math 7 Lesson Check: Inequalities

When graphing an inequality, you use which symbol to graph a closed dot?

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CCSS.6.EE.B.8

4x - 4 ≥ -20

• x ≥ -6

• x ≥ -4

• x ≤ -4

• x ≤ -6

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CCSS.7.EE.B.4B

6 - 2h > -18

• h < 12

• 14 > h

• h > 12

• h < -12

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CCSS.7.EE.B.4B

• x is less than or equal to -2

• x < -2

• -2 < x

• x is greater than -2

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CCSS.6.EE.B.8

• x > 1
• 1 ≥ x
• x is greater than or equal to 1
• x is less than or equal to 1

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CCSS.6.EE.B.8

Solve for k.

-7k – 2 ≥ -9

• k ≤ -1

• k ≤ 1

• k ≥ 1

• k ≥ -1

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CCSS.7.EE.B.4B

^x/₄ + 2 > -3

• x < -20

• x > -20

• x > 20

• x < 20

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CCSS.7.EE.B.4B

Match the graph with its inequality.

• a > 11
• a< 11
•  a ≥ 11
•  a ≤ 11

Tags

CCSS.6.EE.B.8

Match the graph with its inequality. hint: don't be tricked by the variable on the right.

• 11 < a

• 11 > a

• 11 ≤ a

• 11 ≥ a

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CCSS.6.EE.B.8

The vet told Casey that her dog should weigh at most 70 lbs. Her dog weighs 106 pounds, so Casey set a goal that he would lose 4 pounds per week. The inequality she will use is 106 - 4x < 70 where x is the number of weeks. Which solution will make the inequality true x=8, x=9, x=10? (Choose All that are true.)

• x = 8

• x = 9

• x = 10

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CCSS.6.EE.B.5