document.write( "Question 820963: Find a function that models the area a of a rectangle whose length is 9ft more than twice its width x \n" ); document.write( "
Algebra.Com's Answer #493803 by TimothyLamb(4379)![]() ![]() You can put this solution on YOUR website! --- \n" ); document.write( "a(x) = x(2x + 9) \n" ); document.write( "--- \n" ); document.write( "answer: \n" ); document.write( "a(x) = 2x^2 + 9x \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( "Solve systems of linear equations up to 6-equations 6-variables: \n" ); document.write( "https://sooeet.com/math/system-of-linear-equations-solver.php \n" ); document.write( " |