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Mathematics 16 Online
OpenStudy (anonymous):

divide and simplify: (f+9/f-7) / (2f+18/f-5)

OpenStudy (anonymous):

(f+9/f-7) f + 9 f - 5 f + 9 f - 5 f - 5 ----------- = -------- * -------- = ------ * -------- = -------- (2f+18/f-5) f - 7 2f + 18 f - 7 2(f + 9) 2f - 14

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