document.write( "Question 823568: The length of a rectangle is three more than twice the width. If the perimeter of the rectangle is 30 km, find the length and width. \n" ); document.write( "
Algebra.Com's Answer #495610 by TimothyLamb(4379)\"\" \"About 
You can put this solution on YOUR website!
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\n" ); document.write( "x = 2y + 3
\n" ); document.write( "2x + 2y = 30
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\n" ); document.write( "put the system of linear equations into standard form
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\n" ); document.write( "x - 2y = 3
\n" ); document.write( "2x + 2y = 30
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\n" ); document.write( "copy and paste the above standard form linear equations in to this solver:
\n" ); document.write( "https://sooeet.com/math/system-of-linear-equations-solver.php
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\n" ); document.write( "answer:
\n" ); document.write( "x= length = 11 km
\n" ); document.write( "y= width = 4 km
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\n" ); document.write( "Solve and graph linear equations:
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\n" ); document.write( "Solve quadratic equations, quadratic formula:
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\n" ); document.write( "Solve systems of linear equations up to 6-equations 6-variables:
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