SOLUTION: the length of a rectangle is 3 more than twice the width. the perimeter is 60.

Question 823601: the length of a rectangle is 3 more than twice the width. the perimeter is 60.
Answer by TimothyLamb(4379) (Show Source): You can put this solution on YOUR website!
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x = 2y + 3
2x + 2y = 60
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put the system of linear equations into standard form
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x - 2y = 3
2x + 2y = 60
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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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answer:
x= length = 21
y= width = 9
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