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-x +2y = 1
-x +2y = 1
-x +2(4 -3x) = 1
-x +8 -6x = 1
-x -6x = 1 -8
-7x = -7
x = -7/-7
x = 1
y = 4 -3x
y = 4 -3(1)
y = 4 -3
y = 1
Jad, selesaiannya adalah {(1,1)}.
Itu jawabannya.