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November 20, 2014

November 20, 2014

Posted by **cecrett** on Tuesday, December 17, 2013 at 5:54pm.

- math -
**Serena**, Tuesday, December 17, 2013 at 6:02pmYes, you are right. Use distribution and multiply each number in the parenthesis aka the "10x" and "-12" by -3.

So it would be

10x(times -3) - 12(times -3)

-30x - -36

-30x + 36

Thats your answer. Hope this helps!

Serena, a 10th grade student

- math -
**Damon**, Tuesday, December 17, 2013 at 6:16pmYes, Thank you Serena.

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