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February 28, 2015

February 28, 2015

Posted by **david** on Friday, September 9, 2011 at 5:34pm.

- 8th grade math -
**Ms. Sue**, Friday, September 9, 2011 at 5:40pm3n + (-7) -5n +1

3n - 5n + 6

-2n + 6

- 8th grade math -
**Kate**, Friday, September 9, 2011 at 9:39pmLike Ms. Sue showed, you need to combine like terms.

3n-5n=-2n

-7+1=-6

You cannot combine -2n and -6 so the answer would be -2n-6.

-2n-6

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