document.write( "Question 809801: The length of a rectangle is 5 YARDS more than double the width, and the area of the rectangle is 63 YARDS . Find the dimensions of the rectangle. \n" ); document.write( "
Algebra.Com's Answer #487803 by TimothyLamb(4379)\"\" \"About 
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L = 2W + 5
\n" ); document.write( "A = LW = 63
\n" ); document.write( "L = 63/W
\n" ); document.write( "---
\n" ); document.write( "L = 2W + 5
\n" ); document.write( "63/W = 2W + 5
\n" ); document.write( "63 = 2WW + 5W
\n" ); document.write( "2WW + 5W - 63 = 0
\n" ); document.write( "---
\n" ); document.write( "2WW + 5W - 63 = 0
\n" ); document.write( "is already in quadratic equation form: ax^2 + bx + c = 0
\n" ); document.write( "---
\n" ); document.write( "use the quadratic formula to solve for two solutions:
\n" ); document.write( "x = ( -b +- sqrt( bb - 4ac ) ) / 2a
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\n" ); document.write( "the two solutions are:
\n" ); document.write( "x = 9/2
\n" ); document.write( "x = -7
\n" ); document.write( "the negative solution doesn't make sense for length, so use the positive solution.
\n" ); document.write( "---
\n" ); document.write( "W = 9/2
\n" ); document.write( "L = 14
\n" ); document.write( "---
\n" ); document.write( "Solve and graph linear equations:
\n" ); document.write( "https://sooeet.com/math/linear-equation-solver.php
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\n" ); document.write( "Solve quadratic equations, quadratic formula:
\n" ); document.write( "https://sooeet.com/math/quadratic-formula-solver.php
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\n" ); document.write( "Convert fractions, decimals, and percents:
\n" ); document.write( "https://sooeet.com/math/fraction-decimal-percent.php
\n" ); document.write( "---
\n" ); document.write( "Calculate and graph the linear regression of any data set:
\n" ); document.write( "https://sooeet.com/math/linear-regression.php
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