Question

What is the solution of the equation?

Answer 1

`(5)/(2s) + \frac 3 4 = (9)/(2s)`

Common denominator 4s, let's multiply through,

`10 + 3s = 9`

`3s = -1`

`s = -1/3`

Check:

5/(-2/3) + 3/4 = -15/2+3/4 = -27/4

9/4s = 9/(-4/3) = -27/4, good

Answer: s=-1/3