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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 22 Page 388

Substitute 6 into the given inequality and then simplify.

Yes

Practice makes perfect
We can determine whether 6 is a solution by substituting it into the inequality and simplifying.
x-1 ≤ 7
Substitute

x= 6

6 - 1 ? ≤ 7
SubTerm

Subtract term

5≤7 ✓
Since 5 is less than or equal to 7, we got a true statement. This means that x=6 is a solution of the inequality.
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arrow_right Try It p.384-386
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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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