Answer:
The driveway of the brown house is longer by 5 feet.
Step-by-step explanation:
Given two houses (red and brown) such that:
We want to determine which of the houses has a longer driver.
To compare, we must ensure that all units are the same.
Therefore: 7 Yards =3 X 7 feet =21 feet
Driveway of the red house =7 yards and 9 feet long=21+9=30 feet
Therefore:
The driveway of the brown house is longer by 5 feet.