Question

rupert weighs 115 pounds and is gaining 3 pounds every month. michael weighs 145 pounds and is losing 2 pounds every month. how many months will it take for rupert to weigh the same at michael?

Answer 1

6 months

Explanation:

Let m be the number of months.

`115 + 3m = 145 - 2m`

`115 + 5m = 145`

`5m = 30`

`m = 6`