SOLUTION: Please help me solve this equation: x-1 multiplied by x-4/x^2-1

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Question 198381This question is from textbook McDougal Littell Algebra 1
: Please help me solve this equation: x-1 multiplied by x-4/x^2-1 This question is from textbook McDougal Littell Algebra 1

Answer by jim_thompson5910(35256) About Me  (Show Source):
You can put this solution on YOUR website!
%28x-1%29%28%28x-4%29%2F%28x%5E2-1%29%29 Start with the given expression.


%28x-1%29%28%28x-4%29%2F%28%28x-1%29%28x%2B1%29%29%29 Factor the denominator


%28%28x-1%29%28x-4%29%29%2F%28%28x-1%29%28x%2B1%29%29 Combine the terms.


%28cross%28%28x-1%29%29%28x-4%29%29%2F%28cross%28%28x-1%29%29%28x%2B1%29%29 Cancel out the common terms.


%28x-4%29%2F%28x%2B1%29 Simplify


So %28x-1%29%2A%28%28x-4%29%2F%28x%5E2-1%29%29=%28x-4%29%2F%28x%2B1%29