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April 18, 2015

April 18, 2015

Posted by **Jullian B.** on Friday, June 15, 2012 at 9:24pm.

x+y=19

- Math -
**Reiny**, Friday, June 15, 2012 at 11:37pmmultiply the first by 20 to get rid of those nasty decimals

x + 2y = 26

subtract the second equation from that

y = 7

plug back into the 2nd

x+7=19

x=12

x=12, y=7

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