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21-06-2016
Mathematics

contestada

the length of a rectangle is 5 centimenters less than twice its width. the perimeter of the rectangle is 26 cm. what are the demisions of the rectangle

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FirstSineOfMadness FirstSineOfMadness

21-06-2016

l = w - 5
2*l + 2*w = 26
2*(w - 5) + 2*w = 26
2w - 10 + 2w = 26
4w = 36
w = 9
l = w - 5
l = 9 - 5
l = 4

Final Answer:
The rectangle is 4cm long and 9cm wide.
Hope I helped :)

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