SOLUTION: solve the equasion by cross multiplying. check each solution 37) -2/x-1 = x-8/x+1 i tried it: -2x-2=x^2-9x+8 = x^2-11x+6=0 ???????

Algebra ->  Rational-functions -> SOLUTION: solve the equasion by cross multiplying. check each solution 37) -2/x-1 = x-8/x+1 i tried it: -2x-2=x^2-9x+8 = x^2-11x+6=0 ???????       Log On


   

Question 197085This question is from textbook
: solve the equasion by cross multiplying. check each solution
37) -2/x-1 = x-8/x+1
i tried it: -2x-2=x^2-9x+8 = x^2-11x+6=0 ??????? This question is from textbook

Answer by checkley77(12844) About Me  (Show Source):
You can put this solution on YOUR website!
-2/x-1 = x-8/x+1
-2(x+1)=(x-1)(x-8)
-2x-2=x^2-x-8x+8
x^2-9x+2x+8+2=0
x^2-7x+10=0
(x-5)(x-2)=0
x-5=0
x=5 ans.
x-2=0
x=2 ans.