SOLUTION: what is the equivalent to 7a/15b-2b/5

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Question 38915This question is from textbook
: what is the equivalent to 7a/15b-2b/5 This question is from textbook

Answer by fractalier(6550) About Me  (Show Source):
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From 7a/15b-2b/5 we will multiply the second fraction by 3b/3b to have common denominators...thus
7a/15b - (2b/5)(3b/3b) =
7a/15b - 6b^2/15b =
(7a - 6b^2) / 15b