Mathematics: The perimeter of a rectangle is 48 cm. the length is 6 cm less than twice the width. which system would model this situation, and what are the length and the width?

The perimeter of a rectangle is 48 cm. the length

Ответ:

jeffrieskids13

08.01.2022

P = 2(L + W) or P 2(L) + 2(W)
P = 48
L = 2W - 6

48 = 2(2W - 6 + W)
48 = 2(3W - 6)
48 = 6W - 12
48 + 12 = 6W
60 = 6W
60/6 = W
10 = W

L = 2W - 6
L = 2(10) - 6
L = 20 - 6
L = 14

so the width (W) = 10 and the length (L) = 14

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Ответ:

alexisbrad5256

15.02.2020

Mathematics

the coefficient is 12

Step-by-step:a numerical or constant quantity placed before and multiplying the variable in an algebraic expression explanation:

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The perimeter of a rectangle is 48 cm. the length is 6 cm less than twice the width. which system would model this situation, and what are the length and the width?

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