Question 195266
I'm assuming what you're asking is :
:
(x/3) = 4 / (x+1)
:
(x^2) + x = 12 
:
(x^2) + x - 12 = 0
:
By factorisation:
:
(x + 4)(x - 3) = 0
:
Therefore, x = -4 or x = 3