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Big Ideas Math: Modeling Real Life, Grade 6
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Big Ideas Math: Modeling Real Life, Grade 6 View details
7. Writing and Graphing Inequalities
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Exercise 6 Page 385

Substitute 3 into the given inequality and then simplify.

Yes, see solution.

Practice makes perfect
We can determine whether 3 is a solution by substituting it into the inequality and simplifying.
9-n ≥ 6
Substitute

n= 3

9- 3 ? ≥ 6
SubTerm

Subtract term

6≥6 ✓
Since 6 is greater than or equal to 6, we got a true statement. This means that n=3 is a solution of the inequality.
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arrow_right Try It p.384-386
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Try It 2 (Page 384)
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arrow_right Self-Assessment for Concepts & Skills p.386
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arrow_right Self-Assessment for Problem Solving p.387
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arrow_right Review & Refresh p.388
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arrow_right Concepts, Skills, & Problem Solving p.388-390
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