document.write( "Question 225637: Thirteen decreased by three times a number is sixteen. I am not sure how to work this one. I have tried what I know how to do, but i amd confused. \n" ); document.write( "
Algebra.Com's Answer #168289 by checkley77(12844)\"\" \"About 
You can put this solution on YOUR website!
13-3X=16
\n" ); document.write( "-3X=16-13
\n" ); document.write( "-3X=3
\n" ); document.write( "X=3/-3
\n" ); document.write( "X=-1 ANS.
\n" ); document.write( "PROOF:
\n" ); document.write( "13-3*-1=16
\n" ); document.write( "13=3=16
\n" ); document.write( "16=16\r
\n" ); document.write( "\n" ); document.write( "
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