Question

How do you solve for t in `s= (t + 7) / (t + 5)`?

Answer 1

You must first send the denominator of the fraction into multiplication.

Explanation:

`s = (t + 7)/(t + 5)`

`s(t + 5) = t + 7`

`st + 5s - t - 7 = 0`

`st - t = 5s + 7`

`t(s - 1) = 5s + 7`

`t = (5s + 7)/(s - 1)`