Andy C. answered • 10/16/17
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P = 2L + 2w
18.4 = 2(3w+4) + 2w
18.4 = 6w + 8 + 2w
18.4 = 8w + 8
10.4 = 8w
w = 10.4/8 = 1.3
L = 3(1.3)+4 = 3.9 + 4 = 7.9
Luz V.
asked • 10/16/17The length of a rectangle is 4 more than 3 times the width. If the perimeter of the rectangle is 18.4 cm, what is the area of the rectangle?
Need the answer please!
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