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March 30, 2015

March 30, 2015

Posted by **karen** on Thursday, February 7, 2013 at 7:21pm.

- math -
**Molly**, Thursday, February 7, 2013 at 7:25pm34

- math -
**Lisa**, Thursday, February 7, 2013 at 8:13pmX+y=54

5x+20y=780

-5(x+y=54)

-5x-5y=-270

5x+20y=780

15y=510

Y=34

X=20

5(20)+20(34)=780

Five dollars bills = 20

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