Question

What is the solution of the equation?

Answer 1

$\dfrac{5}{2s} + \dfrac 3 4 = \dfrac{9}{2s}$

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