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December 18, 2014

December 18, 2014

Posted by **kim** on Tuesday, February 15, 2011 at 9:04pm.

8x-2y=-2

solve by elimination

- alg -
**Reiny**, Tuesday, February 15, 2011 at 10:00pm1st one times 2

18x + 10y = 68

2nd one times 5

40x - 10y = -10

add them

58x = 58

x = 1

sub that back into the original first ...

I am sure you can finish it.

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