Question

How do you solve `12r - 25 = 4r + 7`?

Answer 1

Given `12r-25=4r+7`, first add `25` to both sides to get:

`12r=4r+32`

Then subtract `4r` from both sides to get:

`8r = 32`

Then divide both sides by `8` to get:

`r = 4`