SOLUTION: add and simplify if possible 25b/3b-15+ 4d/15b-75

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Question 315252: add and simplify if possible
25b/3b-15+ 4d/15b-75
Answer by checkley77(12844) About Me  (Show Source):
You can put this solution on YOUR website!
25b/(3b-15)+ 4d/(15b-75)
25b/3(b-5)+4d/15(b-5)
(15*25b+3*4d)/45(b-5)
(375b+12d)/45(b-5) ans.