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How do you simplify


I know the answer is 2(x+5)/(x+7), but I have little idea how to get there! Please help?!

multiply your fraction by (x+4)/(x+4)

you end up with [2 + 2(x+4)]/[3 + (x+4)]

simplify and you will get your answer.

oooooooh thanks!

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