document.write( "Question 377815: The sum of two numbers is 57. One of the numbers is 21. Which of the following equations could be used to find the other number? \n" ); document.write( "
Algebra.Com's Answer #268448 by stanbon(75887)\"\" \"About 
You can put this solution on YOUR website!
Optional answers not posted.
\n" ); document.write( "
\n" ); document.write( "
\n" );