Odpowiedź:
3x-3y-4x+4y=-5
6-x=2x-6y-18
-x+y=-5
-3x+6y=-24
y=x-5
-3x+6(x-5)=-24
-3x+6x-30=-24
3x=6
x=2
y= 2-5
y=-3
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Odpowiedź:
3x-3y-4x+4y=-5
6-x=2x-6y-18
-x+y=-5
-3x+6y=-24
y=x-5
-3x+6(x-5)=-24
y=x-5
-3x+6x-30=-24
y=x-5
3x=6
x=2
y= 2-5
x=2
y=-3