document.write( "Question 422876: if a number is added to twice the number, the result is -15. what is the number \n" ); document.write( "
Algebra.Com's Answer #295069 by htmentor(1343)\"\" \"About 
You can put this solution on YOUR website!
Let x represent the number.
\n" ); document.write( "Then we have
\n" ); document.write( "x + 2x = -15 -> 3x = -15 -> x = -5
\n" ); document.write( "
\n" );