Question

Isolating variables

Answer 1

\[f_d=\frac{v_w}{v_w-v_s} \times f_d\]

Answer 2

How would I isolate vw?

Answer 3

Ops
screwed that up
the last fd should be fs

Answer 4

I write in this way to easy follow, f1 = \(\large \frac{v1}{v1-v2}\)f2 ok?

Answer 5

and you want v1, right?

Answer 6

yup

Answer 7

give me your idea, hehehe... I can trace it then.