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(y/m) + (y/n) = p

solve for Y

2007-07-02 12:13:35 · 4 answers · asked by Anonymous in Science & Mathematics Mathematics

4 answers

Hello

find a common denominator mn

Multiple every thing on both sides by mn giving us
ny + my = mnp
now factor out y and we have

(n+m)y = mnp and divide by n+m leaving us with

y = mnp/(n+m)

Hope This Helps!!

2007-07-02 12:18:59 · answer #1 · answered by CipherMan 5 · 2 0

(y/m) + (y/n) =p

Multiply every term by a number that will get rid of the bottom terms in the fractions. In this problem, that number is mn

mn(y/m) + mn(y/n) = mn(p)

ny + my = mnp

y(n + m) = mnp

y = mnp/(n + m)

2007-07-02 20:27:58 · answer #2 · answered by Grampedo 7 · 0 0

agreed :)
you might also want to assume p not equal zero (that is m different from n).
for p equal zero any y is can be a solution....

2007-07-02 19:35:07 · answer #3 · answered by guesser 2 · 0 0

ny + my = m n p
(m + n).y = m n p
y = (m n p) / (m + n)

2007-07-06 13:24:02 · answer #4 · answered by Como 7 · 0 0

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