Raymond B. answered 11/12/22
Tutor
5
(2)
Math, microeconomics or criminal justice
L=3w-4
Lw=55
55/w=3w-4
55= 3w^2-4w
(3w+11)(w-5)=0
w=5 feet wide
11 feet Long
P N.
asked 11/12/22The area of a bulletin board is 55 square feet. The length is four feet less than three times the width. Find the length and the width of the a bulletin board.
Raymond B. answered 11/12/22
Math, microeconomics or criminal justice
L=3w-4
Lw=55
55/w=3w-4
55= 3w^2-4w
(3w+11)(w-5)=0
w=5 feet wide
11 feet Long
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