
Kenneth W. answered 08/25/13
Algebra to calculus, chemistry, music, and more!
I am unsure of how the (T) is supposed to fit into your question. I will treat this as if you were asking to solve for 't' given the equation p=irt.
p = i * r * t
(p / i) = (i * r * t) / i
(p / i) = (r * t)
p / (i * r) = (r * t) / r
p / (i * r) = t
t = p / (i * r)