Question 33796
Let the number be x:
Equation:
{{{5/(x+1)-3/(x-1)=6(1/(x^2-1))}}}
And since (x-1)(x+1)---.(x^2-1)
Mutliply the whole equation by (x-1)(x+1)
And simplfy:
5(x-1)-3(x+1)=6
5x-5-3x-3=6
2x-8=6
2x=14
x=7
Hence, the number is 7.
PAul.