The perimeter of a rectangle is 10 (2x 1) inches. if the lengths of the sides are x 7 and 2x 11 and 3x 8 and x 10 inches, what is the length of each side of the rectangle

Question

Nataly Lin

Mathematics

25 August, 16:29

The perimeter of a rectangle is 10 (2x 1) inches. if the lengths of the sides are x 7 and 2x 11 and 3x 8 and x 10 inches, what is the length of each side of the rectangle

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Answers (1)

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Goober · Answer 1

X + 7 + 2x + 11 + 3x + 8 + x + 10 = 10 (2x + 1)

7x + 36 = 20x + 10

20x - 7x = 36 - 10

13x = 26

x = 26/13 = 2

Therefore, the lengths are 2 + 7 = 9; 2 (2) + 11 = 4 + 11 = 15; 3 (2) + 8 = 6 + 8 = 14; 2 + 10 = 12

{this is not a rectangle though}