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December 18, 2014

December 18, 2014

Posted by **lori** on Friday, September 30, 2011 at 12:51pm.

- math -
**Henry**, Saturday, October 1, 2011 at 7:46pmFrancine has $X.

Peter has $6X.

Hannah hss $Y.

Eq1: X + Y = 120.

Eq2: 6X + Y = 230.

Multiply Eq1 by -1 and add the Eqs:

-X + -Y = -120

6X + Y = 230

Sum: 5x = 110,

X = $22.

X + Y = 120,

Y = 120 - X = 120 - 22 = $98.

- math -
**RAELEN**, Monday, December 30, 2013 at 11:53pmDON'T KNOW

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