document.write( "Question 923408: A rectangle has a length of 38 meters less than 8 times its width. If the area of the rectangle is 4050 square meters, find the length of the rectangle. \n" ); document.write( "
Algebra.Com's Answer #560026 by TimothyLamb(4379)![]() ![]() You can put this solution on YOUR website! L = 8w - 38 \n" ); document.write( "Lw = 4050 \n" ); document.write( "--- \n" ); document.write( "(8w - 38)w = 4050 \n" ); document.write( "8ww - 38w - 4050 = 0 \n" ); document.write( "--- \n" ); document.write( "the above quadratic equation is in standard form, with a=8, b=-38, and c=-4050 \n" ); document.write( "--- \n" ); document.write( "to solve the quadratic equation, by using the quadratic formula, copy and paste this: \n" ); document.write( "8 -38 -4050 \n" ); document.write( "into this solver: https://sooeet.com/math/quadratic-equation-solver.php \n" ); document.write( "--- \n" ); document.write( "the quadratic has two real roots at: \n" ); document.write( "--- \n" ); document.write( "w = 25 \n" ); document.write( "w = 25 \n" ); document.write( "--- \n" ); document.write( "the negative root doesn't fit the problem statement, so use the positive root \n" ); document.write( "--- \n" ); document.write( "w = 25 meters \n" ); document.write( "--- \n" ); document.write( "answer: \n" ); document.write( "L = 4050/w = 4050/25 = 162 meters \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( " |