4/x+3-5/-(x-3)-1/x-3+1=0
4/x+3+5/x-3-1/x-3+1=0
4(x-3)+5(x+3)-(x+3)+(x+3)×(x-3)/(x+3)×(x-3)=0
8x+x²-9/(x+3)×(x-3)=0
8x+x²-9=0
x²-9+9x-x=0
(x+9)×(x+1)=0
x+9=0
x+1=0
x1=-9, x2=1
х=1
Объяснение:
(4/(3+х))+1=(1-5)/(x-3)
(4+x+3)/(x+3)=-4/(x-3)
(7+x)/(x+3)=-4/(x-3)
2=2
