Question

Cory, Amanda, and Bryan together need a total of 9 days to finish painting the house. Amanda and Bryan together need 12 days to finish painting. How many days will it take for Cory to paint the house alone?

Answer 1

the answer is actually 36

Explanation:

Answer 2

From what I can see I believe the answer will be 15 Days.

Explanation:

I found this answer by---

9/3=3

9+3=12

12+3=15

____15____