document.write( "Question 1126769: Today, Jim is Twice as old as his brother Tom. Four years ago he was three times as old as Tom. What are their ages today? \n" ); document.write( "

Algebra.Com's Answer #743096 by ikleyn(52797) $\"\"$ $\"About$

You can put this solution on YOUR website!
.
\n" ); document.write( "

\r\n" );
document.write( "Ages 2t and t today\r\n" );
document.write( "\r\n" );
document.write( "\r\n" );
document.write( "2t-4 = 3*(t-4)\r\n" );
document.write( "\r\n" );
document.write( "2t-4 = 3t-12\r\n" );
document.write( "\r\n" );
document.write( " t =  8   ------Tom\r\n" );
document.write( "-\r\n" );
document.write( "2t = 16   ------Jim\r\n" );
document.write( "\r\n" );
document.write( "\r\n" );
document.write( "Answer.  Tom is 8 years now.  Jim's age is 16 years.\r\n" );
document.write( "

\r
\n" ); document.write( "\n" ); document.write( "Solved ( correctly ! ).\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "Now compare it with the answers by @josgarithmetic, who gives Jim 16 and Tom 32.\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "Be aware : The solution by @josgarithmetic is T O T A L L Y W R O N G.\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "------------------\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "@josgarithmetic is VERY well known (or better to say, very badly known, unfortunately) in this forum,
\n" ); document.write( "for his inability to solve problems correctly and to make calculations accurately.\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "So be very careful when you obtain \"solutions\" from him.\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "In half of all cases (if not at most cases) they are wrong.\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "Do not trust him and always wait for reaction of other tutors.\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "In the normal school environment he would be fired in the second day.\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "I think about thousands of visitors and students who do understand almost nothing in Math and who were misguided
\n" ); document.write( "by his false and wrong quasi- and pseudo-\"solutions\".\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "People, be careful about @josgarithmetic ! ! !\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( " \n" ); document.write( "

\n" );