Question

d = \frac{m}{v} solve for m solve for m m = dv m = d/v m = d - v m = d + v

Explanation:

Step1: Isolate m

Multiply both sides by v.
$D\times v=\frac{m}{v}\times v$

Step2: Simplify the right - hand side

$Dv = m$

Answer:

$m = Dv$