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

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Answer 1 · 2018-05-01T13:41:54

$(w+5)(w+3)$

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

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

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

$rArr w^2-15=2w$

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

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

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

$rArr (w+5)(w+3)$

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