1/(x+3)-6/(x²-9)-(x-1)/(6-2x)=1/(x+3)-6/[(x+3)(x-3)]+(x-1)/(2x-6)=1/(x+3)-6/[(x+3)(x-3)]+(x-1)/2(x-3)=2(x-3)/[2(x+3)(x-3)]-12/[2(x+3)(x-3)]+[(x+3)(x-1)]/[2(x+3)(x-3)]=[2(x-3)-12+(x+3)(x-1)]/[2(x+3...