Question

How do you solve `\frac{r}{3}+3=0`?

Answer 1

`r=-9`

Explanation:

`r/3 + 3 = 0`
Subtract `3` from both sides
`r/3 + 3 - 3 = 0 - 3`
`r/3 = -3`
Then, multiply both sides by
`(3)(r/3)=-3(3)`
`(3r)/3 = -9`
`r = -9`