Posted by **jacob** on Tuesday, October 13, 2009 at 6:38pm.

x+x+5+2x+1

- math -
**jacob**, Tuesday, October 13, 2009 at 6:38pm
a+2a+10-3a

- math -
**Jill**, Tuesday, October 13, 2009 at 6:41pm
2x+5+2x+1

4x+5+1

4x+6 or 6+4x

I'm pretty sure that's right.

- math -
**PsyDAG**, Wednesday, October 14, 2009 at 11:52am
For the second problem, combine like terms. The a's cancel each other out (3a - 3a = 0) leaving you with 10.

Jill *is* right.

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