Answer:
w = [tex]\frac{3N}{M}[/tex] - t
Step-by-step explanation:
Given
N = [tex]\frac{1}{3}[/tex]M(t + w)
Multiply both sides by 3 to clear the fraction
3N = M(t + w) ← divide both sides by M
[tex]\frac{3N}{M}[/tex] = t + w ( subtract t from both sides )
[tex]\frac{3N}{M}[/tex] - t = w