10/(x-3)-8/x=1 (10x-8(x-3))/x*(x-3)=1 10x-8x+24=x^2-3x
2x+24=x^2-3x x^2-3x-2x-24=0
x^2-5x-24=0 D=25+96=121
x[1]=(5+11)/2= 8 x[2]=-3
(2x+14(x-5))/(x(x-5)=3 2x+14(x-5)=3(x*(x-5) 2x+14x-70=3x^2-15x
3x^2-15x -16x+70=0 3x^2-31x+70=0 D= 961-840=121
x[1]=(31+11)/6 x[1]=7 x[2]=(31-11)/6 x[2]=10/3