Question

Solve n+m/p = q for the variable n

Answer 1

$\frac{n+m}{p}=q \\ \\ n+m=pq \\ \\ \boxed{n=pq-m }$

Answer 2

N+m/p=q
Multiply by p
Np+m=pq
Subtract m
Np=pq-m
Divide by p
N=(pq-m)/p