document.write( "Question 1062383: The ratio of two numbers is 4:5. After adding 20 to the smaller number and subtracting 20 from the greater number the ratio becomes 14:13. Find the numbers.
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Algebra.Com's Answer #677275 by ankor@dixie-net.com(22740)![]() ![]() You can put this solution on YOUR website! The ratio of two numbers is 4:5. After adding 20 to the smaller number and subtracting 20 from the greater number the ratio becomes 14:13. Find the numbers. \n" ); document.write( ": \n" ); document.write( "let x = the multiplier \n" ); document.write( "then \n" ); document.write( "4x = the 1st number \n" ); document.write( "and \n" ); document.write( "5x = the 2nd number \n" ); document.write( ": \n" ); document.write( "\"After adding 20 to the smaller number and subtracting 20 from the greater number the ratio becomes 14:13.\" \n" ); document.write( " \n" ); document.write( "Cross multiply \n" ); document.write( "14(5x-20) = 13(4x+20) \n" ); document.write( "70x - 280 = 52x + 260 \n" ); document.write( "70x - 52x = 260 + 280 \n" ); document.write( "18x = 540 \n" ); document.write( "x = 540/18 \n" ); document.write( "x = 30 is the multipliers \n" ); document.write( ": \n" ); document.write( "Find the the numbers \n" ); document.write( "4(30) = 120 is the first number \n" ); document.write( "and \n" ); document.write( "5(30) = 150 Is the 2nd number \n" ); document.write( " \n" ); document.write( " |