How is y solved for in this equation?

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- Jul 16th 2010, 12:23 PMMike9182Solving for y
How is y solved for in this equation?

- Jul 16th 2010, 12:28 PMwonderboy1953
Multiply both sides of the equation by , then isolate . The rest will follow.

- Jul 16th 2010, 12:31 PMMike9182
Did you make a typo in that formula?

- Jul 16th 2010, 12:36 PMwonderboy1953
Yes, should be multiplying both sides by

- Jul 16th 2010, 12:44 PM1005

synthetically divide:

add 1:

multiply by that denominator and divide by x+1:

subtract 1:

find common denominator and add:

square both sides:

factor out -1 from numerator:

distribute ^2:

-1*-1 = 1:

- Jul 16th 2010, 01:39 PMWilmer
- Jul 17th 2010, 04:40 AMdhiab
Hello : 1005 and wilmer

you have one solution http://www.mathhelpforum.com/math-he...10db5142e3.png

but (1-x)/(1+x)>= 0 - Jul 17th 2010, 08:01 AMWilmer