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posted by Haylie on Saturday, February 25, 2012 at 2:26pm.
3x+3y=15 3x-6y=-12 Please help me solve each system of equation and show your work thanks.
just subtract them as they sit 9y = 27 y = 3 plug back into the 1st 3x + 9 = 15 3x = 6 x = 2 x = 2, y = 3
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