document.write( "Question 516947: When Ricky was 10 years old, his father was 45. How many years must pass for Ricky to be 5 years older than one-fifth as old as his father? \n" ); document.write( "
Algebra.Com's Answer #344559 by mananth(16946)![]() ![]() You can put this solution on YOUR website! let the number of years be x\r \n" ); document.write( "\n" ); document.write( "Ricky's age after x years = x+10\r \n" ); document.write( "\n" ); document.write( "Father's age after 5 years = x+45\r \n" ); document.write( "\n" ); document.write( "x+10= 1/5(x+45)+5\r \n" ); document.write( "\n" ); document.write( "multiply equation by 5\r \n" ); document.write( "\n" ); document.write( "5(x+10)=(x+45)+25 \n" ); document.write( "5x+50=x+45+25 \n" ); document.write( "5x-x=25-50+45 \n" ); document.write( "4x=20 \n" ); document.write( "x=5 years \n" ); document.write( "m.ananth@hotmail.ca \n" ); document.write( " |