document.write( "Question 934629: Please help me
\n" ); document.write( "
\n" ); document.write( "substitution
\n" ); document.write( "x=y+7
\n" ); document.write( "y-8+2x
\n" ); document.write( "

Algebra.Com's Answer #567612 by jim_thompson5910(35256)\"\" \"About 
You can put this solution on YOUR website!
The second expression y-8+2x is NOT an equation. Please repost.\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "You need to have an equal sign for it to be an equation.
\n" ); document.write( "
\n" );