Question

What is the value of m?
3m
------ =12
7
M=?

Answer 1

$\dfrac{3m}{7}=12\\ 3m=84\\ m=28$

Answer 2

$3m/7 = 12 \\ => 3m = 12*7 \\ => 3m = 84 \\ => m = 84/3 \\ => m = 28$