Solving Equations and Inequalities

• A graph showing scores from 150 to 170
• A graph showing scores from 0 to 160
• A graph showing scores from 160 to 180
• A graph showing scores from 10 to 20

• x = 2 or x = -5
• x = 1 or x = -4
• x = 3 or x = -6
• x = 4 or x = -7

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Tags

CCSS.7.EE.B.4B

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Which of the following could be a rational number?

• the product of two irrational

  numbers

• the sum of two irrational

  numbers

• the difference between a

  rational and irrational number

• the product of a rational

  number and an irrational

  number

Tags

CCSS.HSN.RN.B.3

• One solution
• No solution
• Infinite solutions
• Two solutions

Tags

CCSS.8.EE.C.7A

• She used the Distributive Property to get 4x − 12 − 2y = 4y − 6.

• She subtracted 2y from each side to get 4x − 12 = 2y − 6.

• She added 6 to each side to get 4x − 6 = 2y.

• She divided both sides by 2 to get y = 2x − 3.

• yes

• no

Tags

CCSS.HSN.RN.B.3

James has a dog-grooming service. He charges a flat rate of $50 per month, plus $10 per grooming. Bradly does not charge a monthly fee for his dog-grooming service, but he charges $35 per grooming. Write and solve an equation to find the number of grooming visits w for which James and Bradly would charge the same amount. Enter the number only.

Tags

CCSS.7.EE.B.4A