Respuesta :
So you start with your original equation, and the easiest way is to flip it.
5mx+8b=Y
Add -8b to each side and get
5mx=-8b+y
Divide both sides by 5m and get
x=(-8b+y)/5m
5mx+8b=Y
Add -8b to each side and get
5mx=-8b+y
Divide both sides by 5m and get
x=(-8b+y)/5m