~~|_!!Formula Help Algebra 2!!!

P= 5a - 3ab
Solve for a; for b

Thanks. :) !!

P = 5a - 3ab
P = a(5 - 3b)
P/(5 - 3b) = a

P = 5a - 3ab
P - 5a = -3ab
5a - P = 3ab
(5a - P)/(3a) = b