# in need of assistance HND maths

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• June 3rd 2012, 01:28 PM
gordonmckee
in need of assistance HND maths
Hi Need some help re-arranging a formula...just started back at college after a long time out from school and nneed all the help i can get thanks.

f = uv / u+v

make v the subject

thansk in advance
• June 3rd 2012, 02:15 PM
Goku
Re: in need of assistance HND maths
$f = \frac{uv}{u+v}$
$f(u+v) = uv$
$fu+fv = uv$
$fu = uv -fv$
$fu = v(u -f)$
$v=\frac{(u -f)}{fu}$
• June 3rd 2012, 02:37 PM
gordonmckee
Re: in need of assistance HND maths
thanks for that......i had stumbled my way to the same result