Posted by theresa on Wednesday, September 1, 2010 at 2:33pm.
(multiplying the second equation by -5 to cancel the y's)
9x+5y=-42
10x-5y=-110
19x=-152
x=-8
Put that in either ORIGINAL equation to solve for y, and then your ordered pair would be (-8, y), replacing y with whatever you get for y.
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