SOLUTION: x+4/x+2=x+1/x+5

Algebra ->  Polynomials-and-rational-expressions -> SOLUTION: x+4/x+2=x+1/x+5      Log On


   

Question 289151: x+4/x+2=x+1/x+5
Answer by checkley77(12844) About Me  (Show Source):
You can put this solution on YOUR website!
x+4/x+2=x+1/x+5 cross multiply
(x+2)(x+1)=(x+4)(x+5)
x^2+3x+2=x^2+9x+20
x^2-x^2+3x-9x=20-2
-6x=18
x=18/-6
x=-3 ans.
Proof:
(-3+4)/(-3+2)=(-3+1)/(-3+5)
1/-1=-2/2
-1=-1