document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=31075>Question 31075</A>: <I><SPAN STYLE=\"word-break: break-all;\"> how do I use substitution to solve the linear system for \r<BR>\n" );
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document.write( "X + 3/4y = 3/4\r<BR>\n" );
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document.write( "2y = 4x + 16<BR>\n" );
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document.write( " by the way its not from a text book\r<BR>\n" );
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document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #17786 by </B><A HREF=/tutors/aboutme.mpl?userid=aussie7us><B>aussie7us(3)</B></A><img src=\"/images/stars/iconNewId_16x16.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=aussie7us><IMG SRC=http://www.algebra.com/images/aboutme-small.gif BORDER=0 alt=\"About Me\" VALIGN=MIDDLE></A>&nbsp;<IMG SRC=http://www.algebra.com/images/nopicture.jpg><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=17786\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Try to get the X or Y variable isolated on one side.<BR>\n" );
document.write( "So you could do-\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=x=3%2F4-3%2F4y ALIGN=MIDDLE  ALT=\"x=3%2F4-3%2F4y\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "then plug it into the other equation\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=2y=4%283%2F4-3%2F4y%29 ALIGN=MIDDLE  ALT=\"2y=4%283%2F4-3%2F4y%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "distribute\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=2y=4-3y ALIGN=MIDDLE  ALT=\"2y=4-3y\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "add 3y to both sides<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=5y=4 ALIGN=MIDDLE  ALT=\"5y=4\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "and divide by five<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=y=5%2F4 ALIGN=MIDDLE  ALT=\"y=5%2F4\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "Then plug it back into the first equation.\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=x%2B%283%2F4%29%2A%285%2F4%29=+3%2F4 ALIGN=MIDDLE  ALT=\"x%2B%283%2F4%29%2A%285%2F4%29=+3%2F4\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "multiply<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=x%2B15%2F16=3%2F4 ALIGN=MIDDLE  ALT=\"x%2B15%2F16=3%2F4\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "subtract 15/16 from both sides <BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=x=3%2F16 ALIGN=MIDDLE  ALT=\"x=3%2F16\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "OR YOU COULD GO THE OTHER WAY AND WORK OUT X AND THEN Y. (this one showed first y and then 'plugged in' x)<BR>\n" );
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