math

the perimeter of a rectangle is 270 meters. find its dimension if the width is 3/4 of its length. <- our teacher gave us that question and whoever gets the correct answer gets extra credit AND I DON'T KNOW HOW TO DO IT HELP

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  1. 2 (L+w) = 270

    L + .75 L = 135

    1.75 L = 135

    L = 135/1.75 etc

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