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OpenStudy (anonymous):
Which is equal to 2(x+1)/(x-9) * (x+9)(x-9)/4(x+1)? x+1/2 x+9/2 x+9/4 x-9/2
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OpenStudy (anonymous):
distribute the 2(x+1) distribute the 4(x+1) foil (x+9)(x-9) then multiply the numerator and denominator
OpenStudy (anonymous):
then simplify
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