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posted by Margie Monday, July 25, 2011 at 9:37pm.
solve by the elimination method x+6y=12 -x+7y=1
x + 6y = 12 --- eq 1 -x + 7y = 1 --- eq 2 ------------ 13y = 13 y = 13/13 y = 1 Sub y = 1 in eq 1 or eq 2 and find for x
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