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A rectangle has a length of 28 feet less than 6 times its width. If the area of the rectangle is 48 square feet, find the length of the rectangle.
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Respuesta :

clarch19

Answer:

length = 8

Step-by-step explanation:

l x w = 48

let l = 6w - 48

x(6w - 28) = 48

6w² - 28w - 48 = 0

(6w + 8) (w - 6) = 0

w = 6

l = 6(6) - 28 = 36 - 28 = 8

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