what if is this problem y = x - 2  2x + 2y = 4

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y=x-22x+2y=4.Dividing equation 2 by 2, we get:x+y=2.y=x-2, so we substitute.x+x-2=2.2x=4x=2.Therefore, y = 2-2 = 0.x=2, and y=0.