document.write( "Question 105054: I need help solving this problem 3x-7=x-9 \n" ); document.write( "
Algebra.Com's Answer #76585 by checkley75(3666)\"\" \"About 
You can put this solution on YOUR website!
3X-7=X-9
\n" ); document.write( "3X-X=7-9
\n" ); document.write( "2X=-2
\n" ); document.write( "X=-2/2
\n" ); document.write( "X=-1 ANSWER.
\n" ); document.write( "PROOF
\n" ); document.write( "3*-1-7=-1-9
\n" ); document.write( "-3-7=-10
\n" ); document.write( "-10=-10
\n" ); document.write( "
\n" );