document.write( "Question 937452: Two numbers have a sum = 18 and a product = 80. Find the two numbers. List the smaller number first \n" ); document.write( "
Algebra.Com's Answer #570822 by TimothyLamb(4379)![]() ![]() You can put this solution on YOUR website! x = smaller number \n" ); document.write( "y = larger number \n" ); document.write( "--- \n" ); document.write( "x + y = 18 \n" ); document.write( "y = 18 - x \n" ); document.write( "xy = 80 \n" ); document.write( "x(18 - x) = 80 \n" ); document.write( "-xx + 18x - 80 = 0 \n" ); document.write( "xx - 18x + 80 = 0 \n" ); document.write( "--- \n" ); document.write( "the above quadratic equation is in standard form, with a=1, b=-18 and c=80 \n" ); document.write( "--- \n" ); document.write( "to solve the quadratic equation, by using the quadratic formula, copy and paste this: \n" ); document.write( "1 -18 80 \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( "x = 10 \n" ); document.write( "x = 8 \n" ); document.write( "--- \n" ); document.write( "x = 8 \n" ); document.write( "y = 18 - x \n" ); document.write( "y = 18 - 8 \n" ); document.write( "y = 10 \n" ); document.write( "--- \n" ); document.write( "answer: \n" ); document.write( "x = 8 \n" ); document.write( "y = 10 \n" ); document.write( "--- \n" ); document.write( "Free algebra tutoring live chat: \n" ); document.write( "https://sooeet.com/chat.php?gn=algebra \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 with 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( "--- \n" ); document.write( " |