Hobi mows two lawns. The first lawn is 7 feet long and 3 feet wide.

The area of the second lawn is 4 times as big but has the same

width as the first.

What is the length of the second lawn?

The area of the second lawn is 4 times as big but has the same

width as the first.

What is the length of the second lawn?

Answer:Step-by-step explanation: