The width of a rectangle is y feet long. the rectangle is 4 feet longer than it is wide. what is the area of the rectangle? which expression represents the area?

expresses the area.

Step-by-step explanation:

Let the width of a rectangle be 'y' feet.

Let the length of a rectangle be 'y+4' feet.

As we know the area of rectangle :

Area of rectangle is given by

Hence, expresses the area.

is only a line? i think so