10200577 10200577

22-03-2022
Mathematics

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The perimeter of a rectangle is 12x + 4.
Part A: If the length of the rectangle is 4x - 1, what is the width of the rectangle.

Respuesta :

sara2310 sara2310

22-03-2022

P= 2(l+w)
12x +4 = 2(l+w)
L= 4x - 1
12x +4 = 2(4x - 1 + w)
12x + 4 = 8x - 2 + 2W
4x + 6 = 2W
W = 2x + 3

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