Math Help - in need of assistance HND maths

1. 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

2. Re: in need of assistance HND maths

$f = \frac{uv}{u+v}$
$f(u+v) = uv$
$fu+fv = uv$
$fu = uv -fv$
$fu = v(u -f)$
$v=\frac{(u -f)}{fu}$

3. Re: in need of assistance HND maths

thanks for that......i had stumbled my way to the same result