7.7a Classwork (1)

Last updated over 5 years ago
5 questions
1 ACTIVITY: Writing an Inequality
A store has a clearance rack of shirts that each cost the same amount. You buy 2 shirts and have money left after paying with a $20 bill.
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a. Which of the following represents your purchase? What does x represent? Explain your reasoning.

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b. Take the solution to 1a and try that trick where you change the inequality symbol with an equal sign, solving, and then changing back.

2 ACTIVITY: Writing an Inequality
One of your favorite stores is having a 75% off sale. You have $20. You want to buy a pair of jeans.
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a. Which of the following represents your ability to buy the jeans with $20? What does x represent? Explain your reasoning.

1

b. Take the solution to 1a and try that trick where you change the inequality symbol with an equal sign, solving, and then changing back.

3 ACTIVITY: Matching Inequalities
1

Match the inequality with its graph.

Draggable itemCorresponding Item
3x ≤ 9
12 ≤ 4x
x/2 < 2
x/2 ≥ 1
3x > 9
6 < 2x