SOLUTION: let f(x)= x-7/x+5 and g(x)= x+3/x-4. For what values of x does f(x)= g(x)

Algebra ->  Rational-functions -> SOLUTION: let f(x)= x-7/x+5 and g(x)= x+3/x-4. For what values of x does f(x)= g(x)      Log On


   

Question 504801: let f(x)= x-7/x+5 and g(x)= x+3/x-4. For what values of x does f(x)= g(x)
Answer by lwsshak3(11628) About Me  (Show Source):
You can put this solution on YOUR website!
let f(x)= x-7/x+5 and g(x)= x+3/x-4. For what values of x does f(x)= g(x)
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x-7/x+5=x+3/x-4
cross-multiply
(x-7)(x-4)=(x+5)(x+3)
x^2-11x+28=x^2+8x+15
19x=13
x=13/19
ans:
f(x)= g(x when x=13/19