document.write( "Question 979978: Two numbers are in the ratio 3:5 and their sum is 112. Find the bigger number \n" ); document.write( "
Algebra.Com's Answer #601201 by ikleyn(52781)![]() ![]() You can put this solution on YOUR website! \r \n" ); document.write( "\n" ); document.write( "You have a proportion\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "and an equation \r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "x + y = 112,\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "where x and y are unknown numbers.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "From the proportion, x = \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Substitute it into the second equation. You will get\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Solve it simplifying step by step:\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "3y + 5y = 112*5,\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "8y = 560,\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "y = \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Answer. The greater number is 70.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |