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01-04-2021
Mathematics

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A rectangle has a length of (x + 3) centimeters and a width of image x centimeters. If the perimeter is 24 centimeters, what is the length of the rectangle? A. 9 cm B. 3 cm C. 14 cm D. 7 cm PLEASE HELP WILL MARK BRAINLIEST.

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pleasehelpme7281 pleasehelpme7281

01-04-2021

2(x + 3) + 2x = 24

2x + 6 + 2x = 24

4x = 24 - 6

4x = 18

x = 3.5

length is (x + 3), so Sub x = 3.5 into (x + 3)

3.5 + 3 = 6.5

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