uporządkuj..wiadome i niewiadome.
3x+3y-2y-6=y+3x-6
15x-7,5-2y=0
6x-3y-4_4x=3y-1
a)3x-3x+y-y=-6+6
0=0
b)15x-2y=0+7.5
15x-2y=7.5
c)2x-3y-3y=-1+4
2x-6y=3
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a)3x-3x+y-y=-6+6
0=0
b)15x-2y=0+7.5
15x-2y=7.5
c)2x-3y-3y=-1+4
2x-6y=3