Question

How would you solve for v :
1/u + 1/v = 1/f

Answer 1

Explanation:

`(1)/(u) + (1)/(v) = (1)/(f)`

`(1)/(v) = (1)/(f) - (1)/(u)`

`(1)/(v) = (u - f)/(uf)`

`v = (uf)/(u - f)`