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December 19, 2014

December 19, 2014

Posted by **james** on Sunday, January 2, 2011 at 3:23pm.

9x+5y=-6

4x+3y=2

- math -
**MathMate**, Sunday, January 2, 2011 at 5:30pm9x+5y=-6 ...(1)

4x+3y=2 ...(2)

Multiply (1) by 4 and (2) by 9 in order to eliminate x:

36x+20y=-24 ...(1a)

36x+27y=18 ...(2a)

Subtract (1a) from (2a)

0x+7y=42

or

y=6

Can you take it from here?

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