document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=459609>Question 459609</A>: <I><SPAN STYLE=\"word-break: break-all;\">  I'm 46 years old and working on refreshing my skills.  How do I solve this using the substitution method?\r<BR>\n" );
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document.write( "3x+y=5<BR>\n" );
document.write( "-2x+3y=4\r<BR>\n" );
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document.write( "Thanks\r<BR>\n" );
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document.write( "3x+y=5   ...(1)<BR>\n" );
document.write( "-2x+3y=4 ...(2)\r<BR>\n" );
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document.write( "from eq(1)<BR>\n" );
document.write( "y=5-3x\r<BR>\n" );
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document.write( "substituting the value of y in eq(2)<BR>\n" );
document.write( "-2x+3(5-3x)=4<BR>\n" );
document.write( "-2x+15-9x=4<BR>\n" );
document.write( "-11x=-11<BR>\n" );
document.write( "x=1<BR>\n" );
document.write( "and hence y=5-3x=2\r<BR>\n" );
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document.write( " </SPAN>\n" );
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