SOLUTION: the length of a rectangle is 20 inches greater than its width. the perimeter is 360 inches. how many inches long is the width
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Question 937311: the length of a rectangle is 20 inches greater than its width. the perimeter is 360 inches. how many inches long is the width
Answer by TimothyLamb(4379) (Show Source): You can put this solution on YOUR website!
x = y + 20
2x + 2y = 360
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put the system of linear equations into standard form
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x - y = 20
2x + 2y = 360
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copy and paste the above standard form linear equations in to this solver:
https://sooeet.com/math/system-of-linear-equations-solver.php
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solution:
x = length = 100 inches
y = width = 80 inches
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