Saturday, August 14, 2010

Algebra Review #2

Go to page 82

I thought we would move to an algebra review now.

Do the even numbered problems on page 82. Try starting with #30 and going backwards, then the first ones will be easier. Try to go fast -- if you take more than 30 minutes, stop and show me where you are.

OR
Do this ThatQuiz on distributive properties

Example of using distributive property to solve a problem:

4 (x - 11) = 3x + 16

simplify the number in parentheses

4x - 44 = 3x + 16

transfer numbers and expressions by doing the opposite operation

4x - 3x = 16 - 44

solve

x = -28 (don't forget the negative!)


Also, take a few minutes to review the Postulates and Theorems on page 79.

For review: Algebra Properties

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