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6x - 2 = 2y
3x -1 = y
3x - 2y = -4
3x - 2(3x-1) = - 4
3x -6x + 2 = -4
-3x = -6
x = 2
y = 3x - 1 = 6 - 1 = 5
6x-2y=2 (dibagi 2 agar y-nya 1, lalu dibalik)=3x-y=1-->y=3x-1
==>
3x-2y=-4
3x - 2(3x-1) = -4
3x - 6x+2 = -4
-3x = -4-2
-3x = -6
x =
x = 2
y = 3x-1
=3.2-1
=6-1
=5