For this case we must find the value of the variable "L" of the following equation:
[tex]3LW = V[/tex]
So, if we divide by 3W on both sides of the equation we have:
[tex]\frac {3LW} {3W} = \frac {V} {3W}[/tex]
Finally we have to:
[tex]L = \frac {V}{3W}[/tex]
Answer:
[tex]L = \frac {V} {3W}[/tex]