Answer:
13 feet by 5 feet
Step-by-step explanation:
let x be the width
length=3x-2
A=lw
65=(3x-2)(x)
65=3x³-2x
3x²-2x-65=0
(3x+13)(x-5)=0
x-5=0
x=5
w=5
l=3x-2
l=3(5)-2
l=15-2
l=13
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Answers & Comments
Answer:
13 feet by 5 feet
Step-by-step explanation:
let x be the width
length=3x-2
A=lw
65=(3x-2)(x)
65=3x³-2x
3x²-2x-65=0
(3x+13)(x-5)=0
x-5=0
x=5
w=5
l=3x-2
l=3(5)-2
l=15-2
l=13