SOLUTION: A rectangle has an area of 728 square inches and a length which is four inches more than four times the width. Find the length and the width of the rectangle.

Question 799030: A rectangle has an area of 728 square inches and a length which is four inches more than four times the width. Find the length and the width of the rectangle.
Answer by Finavon(81) (Show Source): You can put this solution on YOUR website!
sides l and w
l*w=728 (1)
l=4w+4 {2)
subst for l in (1)
w*(4w+4)=728

Real solution w=13 in and l=56 in
Check: 13*56 = 728
RELATED QUESTIONS
A rectangle has an area of 369 369 square inches and a length which is five inches... (answered by MathLover1)

The length of a rectangle is 7 inches more than three times the width. The perimeter is... (answered by praseenakos@yahoo.com)

The length of a rectangle is 1 inch more than four times its width. The perimeter is 52... (answered by Nada)

the length of a rectangle is four less than three times the width. the area is 160 square (answered by oberobic)

The length of a rectangle is five inches more than four times its width. If the perimeter (answered by addingup)

A rectangle is four inches longer than it is wide. Its area is 30 square inches. What are (answered by JulietG)

A rectangle has a length to width ratio of four to three. the area of the rectangle is... (answered by rfer)

[ The length of a rectangle is 7 inches more than 5 times its width, the area is 108... (answered by TimothyLamb)

The area of a rectangle is four times the area of a square. If the rectangle is 36 inches (answered by Theo)