document.write( "Question 1043015: The sum of 2 numbers is 20 and their product is 75. What are the 2 numbers? \n" ); document.write( "
Algebra.Com's Answer #658090 by stanbon(75887) ![]() You can put this solution on YOUR website! The sum of 2 numbers is 20 and their product is 75. What are the 2 numbers? \n" ); document.write( "----- \n" ); document.write( "x + y = 20 \n" ); document.write( "x*y = 75 \n" ); document.write( "---------- \n" ); document.write( "(20-y)y = 75 \n" ); document.write( "20y - y^2 = 75 \n" ); document.write( "------ \n" ); document.write( "y^2 - 20y + 75 = 0 \n" ); document.write( "(y-15)(y-5) = 0 \n" ); document.write( "---- \n" ); document.write( "If y = 15, x = 5 \n" ); document.write( "----------------- \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "----------- \n" ); document.write( " |