Question

8=4(r+4)
what's the answer?

Answer 1

Alright, the answer is r=-2.

Answer 2

1.
`8=4(r+4)`
2.
`8 = 4r + 16`
3.
`-8 = 4r`
4.
`-2 = r`

1. Start
2. Distributive property
3. Subtract 16 from both sides
4. Divide both sides by 4