Posted by **Rita** on Thursday, July 2, 2009 at 1:13pm.

3a-2b=12

2a+b=1

multiply eq 2 x 2

4a+2b=2

eliminate b by subtracting eq (1) from (3)

4a+2b=2

3a-2b=12

a=-10 am i going right so far??

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