document.write( "Question 817552: how to do this problem?\r
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document.write( "the perimeter of a rectangle is 28 cm. one side is 10 cm longer than the other side. find the lengths of the sides. \n" );
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Algebra.Com's Answer #492102 by TimothyLamb(4379)![]() ![]() You can put this solution on YOUR website! 2L + 2w = 28 \n" ); document.write( "L = w + 10 \n" ); document.write( "--- \n" ); document.write( "2L + 2w = 28 \n" ); document.write( "2(w + 10) + 2w = 28 \n" ); document.write( "2w + 20 + 2w = 28 \n" ); document.write( "4w = 8 \n" ); document.write( "--- \n" ); document.write( "w = 2 \n" ); document.write( "L = 12 \n" ); document.write( "--- \n" ); document.write( "Solve and graph linear equations: \n" ); document.write( "https://sooeet.com/math/linear-equation-solver.php \n" ); document.write( "--- \n" ); document.write( "Solve quadratic equations, quadratic formula: \n" ); document.write( "https://sooeet.com/math/quadratic-formula-solver.php \n" ); document.write( "--- \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 \n" ); document.write( " |