document.write( "Question 1054742: I am x old now, my brother is 3 times older. How old was my brother last year? \n" ); document.write( "
Algebra.Com's Answer #669943 by Alan3354(69443)\"\" \"About 
You can put this solution on YOUR website!
I am x old now, my brother is 3 times older. How old was my brother last year?
\n" ); document.write( "------------
\n" ); document.write( "1 time older = x+x = 2x
\n" ); document.write( "2 times older = x+2x = 3x
\n" ); document.write( "3 times older = x+3x = 4x
\n" ); document.write( "------
\n" ); document.write( "Last year he was 4x-1 years old.
\n" ); document.write( "
\n" );