x-(x-3)-2.(x-3)=6
x-(x-3)-2.(x-3)=6 x-x+3-2x+6=6 -2x+9=6 -2x=-3 x=3/2
-x²+3x-2x+6=6 -x²+3x-2x+6-6 -x²-x
x-(x-3)-2.(x-3)=6x-x+3-2x+6=6-2x+9=6-2x=-3 (-1)x=3/2 x= 1.5
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x-(x-3)-2.(x-3)=6
x-x+3-2x+6=6
-2x+9=6
-2x=-3
x=3/2
-x²+3x-2x+6=6
-x²+3x-2x+6-6
-x²-x
x-(x-3)-2.(x-3)=6x-x+3-2x+6=6-2x+9=6-2x=-3 (-1)x=3/2
x= 1.5