How do you solve #-7+ \frac { 15} { w } = w - 9#?

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Answer 1 · 2018-05-01T13:41:54

#(w+5)(w+3)#

#-7+15/w = w-9#

#rArr -7+9=w- 15/w#

#rArr 2=(w^2-15)/w#

#rArr w^2-15=2w#

#rArr w^2-2w-15=0#

#rArr w^2-5w+3w-15=0#

#rArr w(w-5)+3(w-5)#

#rArr (w+5)(w+3)#