Saturday

April 19, 2014

April 19, 2014

Posted by **Jen** on Sunday, January 25, 2009 at 11:42pm.

- MATH -
**DrBob222**, Sunday, January 25, 2009 at 11:52pm3x+y+60=180 5y-5+2x=180

**I would change the first one to**

3x+y=120 and second one to

2x+5y=185

Multiply equation 1 by -5 and add to equation 2 to eliminate y. Solve for x.

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