document.write( "Question 394667: The sum of two numbers is 28. One number is 3 times as big as the other. What is the smaller number? \n" ); document.write( "

Algebra.Com's Answer #279981 by ewatrrr(24785) $\"\"$ $\"About$

You can put this solution on YOUR website!


\n" );
document.write( "Hi
\n" );
document.write( " sum of two numbers is 28
\n" );
document.write( "Let x and (28-x) represent the two numbers
\n" );
document.write( "question states***
\n" );
document.write( " x = 3(28-x)
\n" );
document.write( "solving for x
\n" );
document.write( " x = 84 - 3x
\n" );
document.write( " 4x = 84
\n" );
document.write( "  x = 21 and 7 (28-21) are the two numbers.  7 the smaller.\r
\n" );
document.write( "\n" );
document.write( "CHECKING our Answer***
\n" );
document.write( " 21 = 3*7 \n" );
document.write( "

\n" );