A carpenter makes custom desks. He currently has 7 desks in his showroom. If he can build 3 desks each week, how many weeks will it take him to have a total of 22 desks?

Respuesta :

7.5 weeks because 22÷3
5 weeks
He already has 7 desks
Subtract 7 from 22
Leaves him 15
Divide by 3
Answer is 5 weeks