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Question 7
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Problem 4 Got It? Reasoning: The first step in solving Problem 4 was to subtract 3n from each side of the inequality. What else could have been the first step in solving the inequality? Explain.
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Question 16
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Reasoning: Can you solve the inequality 2(x - 3) ≤ 10 without using the Distributive Property? Explain.
Question 17
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Error Analysis: Your friend says that the solutions of the inequality -2(3 - x) > 2x - 6 are all real numbers. Do you agree with your friend? Explain. What if the inequality symbol was ≥ ?
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Question 19
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Question 20
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Question 21
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Question 23
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Question 24
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Notes: Take a clear picture or screenshot of your notes for this lesson. Upload it to the canvas. Zoom and pan as needed.
Question 25
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Reflection: Math Success
Question 1
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Question 2
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Question 3
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Question 4
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Question 5
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Question 6
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Question 8
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Question 9
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Question 14
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Review Lesson 3-3: Solve the inequality.
-8 ≥ y
-72 ≥ y
-8 ≤ y
-72 ≤ y
Review Lesson 1-3: Match each number set into its number family.
the nonnegative integers
the counting numbers
..., -3, -2, -1, 0, 1, 2, 3, ...
Natural Numbers
Whole Numbers
Integers
Vocabulary Review:Fill in the blank: You must reverse the direction of the inequality symbol when you multiply both sides of an inequality by a number that is __?__.
greater than or equal to 0
greater than 0
less than 0
less than or equal to 0
Vocabulary Review: Decide if the inequality symbol will change when you solve each inequality. Categorize the inequalities appropriately.
3t < 6
-8s < 4
5x ≤ -10
-4 ≤ -2a
Reverse
Stay the same
Use Your Vocabulary: Use the words at least or at most to complete each sentence.
at least
at most
You must be __?__ 18 years of age to vote in a national election.
An elevator can safely carry __?__ 15 people.
When water boils, you know the temperature is __?__ 212°F.
If all books cost $3 and Jane has $20, she can buy __?__ books.
Use Your Vocabulary: Now match the appropriate inequality symbol with each sentence.
≥
≤
You must be __?__ 18 years of age to vote in a national election.
An elevator can safely carry __?__ 15 people.
When water boils, you know the temperature is __?__ 212°F.
If all books cost $3 and Jane has $20, she can buy __?__ books.
Solve It! Math Club members are selling Pi Day T-shirts for $7.50 each. The goal is to raise $500 by Friday. The figure shows how much they have raised by Wednesday. What is the minimum number of shirts they must still sell in order to reach their goal?
