Question

1/1-3+1/1+3=10/x^2-9

Answer 1

do you mean
(1/1-3) +(1/1+3) =10/(x^2-9) ?

Answer 2

yes

Answer 3

could you help me solve ?

Answer 4

(1/1-3) +(1/1+3) =10/(x^2-9)
(-1/2) + 1/4 =10/(x^2-9)
-1/4 = 10/(x^2-9)
9-x^2 = 40
x^2 = -31
......
\[x=\pm\sqrt{31} i\]