document.write( "Question 1152976: my father is four times as old as me. in 20years, he will be only twice as old as me. how old is my father and how old am I? \n" ); document.write( "
Algebra.Com's Answer #775120 by VFBundy(438)\"\" \"About 
You can put this solution on YOUR website!
You = x
\n" ); document.write( "Father = 4x
\n" ); document.write( "
\n" ); document.write( "2(x + 20) = 4x + 20
\n" ); document.write( "
\n" ); document.write( "2x + 40 = 4x + 20
\n" ); document.write( "
\n" ); document.write( "20 = 2x
\n" ); document.write( "
\n" ); document.write( "x = 10
\n" ); document.write( "
\n" ); document.write( "You = x = 10
\n" ); document.write( "Father = 4x = 40
\n" ); document.write( "
\n" );