Ответ:

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

Ответ:

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