document.write( "Question 742360: 5 years ago the age of a man was 7 time the age of his son.the age of the man will be 3 time the age of his son in 5 years from now.how old are the man and his son now \n" ); document.write( "
Algebra.Com's Answer #452425 by lwsshak3(11628)\"\" \"About 
You can put this solution on YOUR website!
5 years ago the age of a man was 7 time the age of his son.the age of the man will be 3 time the age of his son in 5 years from now.how old are the man and his son now.
\n" ); document.write( "***
\n" ); document.write( "5 years ago:
\n" ); document.write( "x=age of son
\n" ); document.write( "7x=age of father
\n" ); document.write( "..
\n" ); document.write( "at present: (now)
\n" ); document.write( "(x+5)=age of son
\n" ); document.write( "(7x+5)=age of father
\n" ); document.write( "..
\n" ); document.write( "5 years from now:
\n" ); document.write( "(x+10)=age of son
\n" ); document.write( "(7x+10)=age of father
\n" ); document.write( "7x+10=3(x+10)
\n" ); document.write( "7x+10=3x+30
\n" ); document.write( "4x=20
\n" ); document.write( "x=5
\n" ); document.write( "..
\n" ); document.write( "age of son now=x+5=10
\n" ); document.write( "age of father now=7x+5=40
\n" ); document.write( "
\n" ); document.write( "
\n" );