document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=452825>Question 452825</A>: <I><SPAN STYLE=\"word-break: break-all;\"> y=-x+3<BR>\n" );
document.write( "y=x+1\r<BR>\n" );
document.write( "\n" );
document.write( "solve by using substitutions<BR>\n" );
document.write( " </SPAN>\n" );
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document.write( "-x+3 = x+1<BR>\n" );
document.write( "  3-1= x+x<BR>\n" );
document.write( "   4=2x<BR>\n" );
document.write( "  4/2=x<BR>\n" );
document.write( "  2 =x </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );