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Big Ideas Math: Modeling Real Life, Grade 7

BI

Big Ideas Math: Modeling Real Life, Grade 7 View details

Chapter Review

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Exercise 32 Page 174

Substitute 7 into the given inequality and then simplify.

Yes, see solution.

Practice makes perfect

We can determine whether j= 7 is a solution by substituting it into the inequality and simplifying using the order of operations.

5+j>8

j= 7

5+ 7? >8

Add terms

12>8 ✓

Since 12 is greater than 8, this means that j= 7 is a solution.

Subchapter links

1 Solving Equations Using Addition or Subtraction p.173

2 Solving Equations Using Multiplication or Division p.173

3 Solving Two-Step Equations p.174

4 Writing and Graphing Inequalities p.174

5 Solving Inequalities Using Addition or Subtraction p.174-175

6 Solving Inequalities Using Multiplication or Division p.175

7 Solving Two-Step Inequalities p.175