SOLUTION: x/3=4/(x+1)

Algebra ->  Polynomials-and-rational-expressions -> SOLUTION: x/3=4/(x+1)      Log On


   

Question 195266: x/3=4/(x+1)
Answer by windsolace(8) About Me  (Show Source):
You can put this solution on YOUR website!
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