document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=137270>Question 137270</A>This question is from textbook <A HREF=http://www.amazon.com/exec/obidos/ASIN/0072538953/algebrahomeworkh></A><BR>\n" );
document.write( ": <I><SPAN STYLE=\"word-break: break-all;\"> Could you please solve by using sustitution method. Please show details. <BR>\n" );
document.write( "Thank you.\r<BR>\n" );
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document.write( "x - y = 3<BR>\n" );
document.write( "    x=3+y\r<BR>\n" );
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document.write( "Now substitute x value of 3+y into the below equation\r<BR>\n" );
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document.write( " 3x - 2y = 3<BR>\n" );
document.write( "3(3+y)-2y=3<BR>\n" );
document.write( "  9+3y-2y=3<BR>\n" );
document.write( "      9+y=3 subtract 9 to each side<BR>\n" );
document.write( "        y=3-9<BR>\n" );
document.write( "        y=-6\r<BR>\n" );
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document.write( "x-y=3<BR>\n" );
document.write( "x=3+y<BR>\n" );
document.write( "x=3+(-6)<BR>\n" );
document.write( "x=-3 \r<BR>\n" );
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document.write( " </SPAN>\n" );
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