-6 ( 3x / 6 - 2y / 6 ) + 2 / 3 ( 3x / 2 - 6y)
proszę!
-6(3x/6-2y/6)+2/3(3x/2-6y)/6
-36(3x-2y)+4(9x-36y)
-108x+72y+36x-144y=0
-108x+36x=0+144y-72y
-72x=0+72y/-72
x=0-1y
-108(0-1y)+72y+36(0-1y)-144y=0
0+108y+72y+0-36y-144y=0
y=0
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-6(3x/6-2y/6)+2/3(3x/2-6y)/6
-36(3x-2y)+4(9x-36y)
-108x+72y+36x-144y=0
-108x+36x=0+144y-72y
-72x=0+72y/-72
x=0-1y
-108(0-1y)+72y+36(0-1y)-144y=0
0+108y+72y+0-36y-144y=0
y=0