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Pearson Algebra 1 Common Core, 2011 View details

Chapter Review

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Exercise 65 Page 71

When multiplying real numbers, the product will be positive if the signs are the same and it will be negative if the signs are different.

- 8

Practice makes perfect

When multiplying real numbers, the product will be positive if the signs are the same and it will be negative if the signs are different. cc Same Sign & Different Signs (+)(+)=(+) & (+)(-)=(-) (-)(-)=(+) & (-)(+)=(-) Keeping that in mind, let's move on to simplifying our expression.

(-2)(-2)(-2)

MultNegNegTwoPar

(- a)(- b)=a* b

2* 2(-2)

Multiply

4(-2)

MultPosNeg

a(- b)=- a * b

- 4* 2

Multiply

-8

The expression is equal to - 8.