document.write( "Question 494056: Rod is 15 times as old as Sloan. In 5 years, Rod will be only 5 times as old as Sloan. How old are they now? \n" ); document.write( "
Algebra.Com's Answer #335789 by Maths68(1474)![]() ![]() You can put this solution on YOUR website! Let \n" ); document.write( "r = current age of Rod \n" ); document.write( "s = current age of Sloan\r \n" ); document.write( "\n" ); document.write( "Rod is 15 times as old as Sloan means \n" ); document.write( "r=15s..........(1) \n" ); document.write( "In 5 years means we will add 5 years in the ages of Rod and Sloan \n" ); document.write( "r+5=s+5 \n" ); document.write( "Then Rod will be only 5 times as old as Sloan \n" ); document.write( "r+5=5(s+5) \n" ); document.write( "r+5=5s+25 \n" ); document.write( "r=5s+25-5 \n" ); document.write( "r=5s+20...........(2) \n" ); document.write( "Put the value of r from (1) to (2) \n" ); document.write( "r=5s+20 \n" ); document.write( "15s=5s+20 \n" ); document.write( "15s-5s=20 \n" ); document.write( "10s=20 \n" ); document.write( "s=20/10 \n" ); document.write( "s=2 \n" ); document.write( "Put the value of s in (1) \n" ); document.write( "r=15s..........(1) \n" ); document.write( "r=15(2) \n" ); document.write( "r=30\r \n" ); document.write( "\n" ); document.write( "Rod is 30 and Sloan is 2 years old\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |