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-2x-3y = -3 -
5y = 1
y = 0,2
-2x+2y = -2
-2x+2.0,2 = -2
-2x+0,4 = -2
-2x = -2,4
x = 1,2
⇔ x = 1,2
⇔ y = 0,2