Answer:
[tex]I=\frac{A}{w}[/tex]
Step-by-step explanation:
Given [tex]A=Iw[/tex]
Divide both side by [tex]w[/tex].
[tex]\frac{A}{w}=\frac{Iw}{w}\\\\\frac{A}{w}=I\\\\I=\frac{A}{w}[/tex]