Big Ideas Math: Modeling Real Life, Grade 7
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Big Ideas Math: Modeling Real Life, Grade 7 View details
4. Writing and Graphing Inequalities
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Exercise 8 Page 147

Substitute - 4 into the given inequality and then simplify.

Yes.

Practice makes perfect
We can determine whether - 4 is a solution by substituting it into the inequality and simplifying.
c + 6 ≤ 3
- 4 + 6 ? ≤ 3
2 ≤ 3 ✓
Since 2 is less than 3, - 4 is a solution.