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posted by Mary on Sunday, June 10, 2012 at 9:01pm.
Simplify if possible x^2+17x/x^2-9x+x^2-10x/x^2-9x
Assuming you mean (x^2+17x)/(x^2-9x) + (x^2-10x)/(x^2-9x) you can factor out the x's giving (x+17)/(x-9) + (x-10)/(x-9) = (x+17+x-10)/(x-9) = (2x+7)/(x-9)
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