document.write( "Question 37701: must solve using substitution\r
\n" ); document.write( "\n" ); document.write( "-2x+y=6
\n" ); document.write( "y=3x+9
\n" ); document.write( "

Algebra.Com's Answer #23299 by piglet162431(90)\"\" \"About 
You can put this solution on YOUR website!
-2x+3x+9=6
\n" ); document.write( "1x=-3\r
\n" ); document.write( "\n" ); document.write( "Now plug in
\n" ); document.write( "y=(3)(-3)+9
\n" ); document.write( "y=0\r
\n" ); document.write( "\n" ); document.write( "(-3,0)
\n" ); document.write( "
\n" );