Question

Coach South and Mr. Dr. Coach Rhodes are having a problem solving competition. Mr. Dr. Coach Rhodes can solve four more problems than twice the number of Coach South. If Mr. Dr. COach Rhodes has solved twenty problems, how many problems has Coach South solved?

Answer 1

62? I’m guessing I think so

Answer 2

9514 1404 393

Answer:

8

Explanation:

Let s represent the number of problems Coach South solved. Then Mr Dr Coach Rhodes solved ...

2s +4 = 20

2s = 16

s = 8

Coach South solved 8 problems.