need help with algebra homework

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10x-6y= -6

5x-5y=5

Apr 9th, 2015

from second eq, we have x-y =1, x = 1+y, plug this into the first eq

10*(1+y)-6y=-6

10+10y-6y=-6

4y = -16

y=-4

x = 1+(-4) =-3

Apr 9th, 2015

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