Solve for m
m=\frac{Vs}{40}
s\neq 0
Solve for V
V=\frac{40m}{s}
s\neq 0
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Vs=40m
Multiply both sides of the equation by s.
40m=Vs
Swap sides so that all variable terms are on the left hand side.
\frac{40m}{40}=\frac{Vs}{40}
Divide both sides by 40.
m=\frac{Vs}{40}
Dividing by 40 undoes the multiplication by 40.
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