issan1504 issan1504

21-11-2021
English

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a rectangle room is four times as long as it is wide,and its perimeter is 90 meters.find the width of the room and explain

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beatsaber0827 beatsaber0827

21-11-2021

Answer:

18

Explanation:

let's say the width is x, so the length is 4x

x + 4x = 90

5x = 90

x = 18

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