Question

Please help me and give me the explanation please: In Pitcher´s ERA, the earned run average, A is measured by the formula A = 9R/I, where R = runs allowed and I = number of innings pitched. Solve for the formula for I

Answer 1

I = 9R/A

Explanation:

A = 9R/I

Multiply both sides by I.

AI = 9R

Divide both sides by A.

I = 9R/A