Question

if v=12R/(r+R) then what is the value of R?​

Answer 1

Answer:

v=12R/(r+R)

vr+vR=12R

vr=12R-vR

vr=R(12-v)

R=vr/(12-v)

Answer 2

Answer:

v=12R/(r+R)

v(r+R) =12R

vr+vR=12R

vr=12R-vR

vr=R(12-v)

R=vr/(12-v)