10
10(x^2-9)-(4x^2-4x+1)=6x-3x^2-9
10x^2-90-4x^2+4x-1=6x-3x^2-9
6x^2+4x-91=-3x^2+6x-9
L nie rowna sie P
nie wiem czy tylko o to Ci chodzilo...
10(x-3)(x+3)-(2x-1)²=x(6-3x)-9
10x²-90-(4x²-4x+1)=6x-3x²-9
10x²-90-4x²+4x-1=6x-3x²-9
10x²-4x²+4x-6x+3x=90+1-9
6x²+x=82
x(6x+1)=82
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10
10(x^2-9)-(4x^2-4x+1)=6x-3x^2-9
10x^2-90-4x^2+4x-1=6x-3x^2-9
6x^2+4x-91=-3x^2+6x-9
L nie rowna sie P
nie wiem czy tylko o to Ci chodzilo...
10(x-3)(x+3)-(2x-1)²=x(6-3x)-9
10x²-90-(4x²-4x+1)=6x-3x²-9
10x²-90-4x²+4x-1=6x-3x²-9
10x²-4x²+4x-6x+3x=90+1-9
6x²+x=82
x(6x+1)=82