Glencoe Math: Course 2, Volume 2
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Glencoe Math: Course 2, Volume 2 View details
4. The Distributive Property
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Exercise 6 Page 379

Be careful with negatives when distributing.

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Practice makes perfect
We are asked to evaluate the given expression using the Distributive Property. To do so, we need to distribute - 3 to the terms inside the parentheses.
(5-7)(- 3)
[5+(- 7)](- 3)
5(- 3)+(- 7)(- 3)
- 5(3)+(- 7)(- 3)
- 5(3)+7(3)
- 15 + 21
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