document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=179519>Question 179519</A>: <I><SPAN STYLE=\"word-break: break-all;\"> solve by graphing and find the two coordinate pair as a solution of the two equations below: <BR>\n" );
document.write( "X-Y=-4<BR>\n" );
document.write( "2y+X=5<BR>\n" );
document.write( "P.S.- the coordinate pair as the solution must be the same for both equations </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #134705 by </B><A HREF=/tutors/aboutme.mpl?userid=Fombitz><B>Fombitz(32388)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Fombitz><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/cgi-bin/show-face.mpl?user=Fombitz><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=134705\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Switch both to slope-intercept form <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=y=mx%2Bb ALIGN=MIDDLE  ALT=\"y=mx%2Bb\"   DISABLED_style= \"max-width:90%; height:auto;\" > and graph.<BR>\n" );
document.write( "1.<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=x-y=-4 ALIGN=MIDDLE  ALT=\"x-y=-4\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "1.<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=y=x%2B4 ALIGN=MIDDLE  ALT=\"y=x%2B4\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "Slope = 1, Y-intercept=(0,4)<BR>\n" );
document.write( "Another point on the line: (-4,0)<BR>\n" );
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document.write( ".<BR>\n" );
document.write( ".<BR>\n" );
document.write( "2.<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=2y%2Bx=5 ALIGN=MIDDLE  ALT=\"2y%2Bx=5\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "2.<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=2y=-x%2B5 ALIGN=MIDDLE  ALT=\"2y=-x%2B5\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "2.<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=y=+-%28x%2F2%29%2B5%2F2 ALIGN=MIDDLE  ALT=\"y=+-%28x%2F2%29%2B5%2F2\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "Slope= -1/2, Y-intercept=(0,5/2)<BR>\n" );
document.write( "Another point on the line (5,0)<BR>\n" );
document.write( ".<BR>\n" );
document.write( ".<BR>\n" );
document.write( ".<BR>\n" );
document.write( "Grpah the points and connect the lines. <BR>\n" );
document.write( "Look for the intersection point of the two lines. <BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=drawing%28+300%2C+300%2C+-6%2C+6%2C+-6%2C+6%2Cgrid%28+1+%29%2Ccircle%28+0%2C+4%2C+.2+%29%2C%0D%0Acircle%28-1%2C3%2C0.10%29%2C%0D%0Acircle%28-1%2C3%2C0.15%29%2C%0D%0Acircle%28-1%2C3%2C0.20%29%2C%0D%0Acircle%28-4%2C0%2C.2%29%2C%0D%0Acircle%280%2C2.5%2C.2%29%2C%0D%0Acircle%285%2C0%2C.2%29%2Cgraph%28+300%2C+300%2C+-6%2C+6%2C+-6%2C+6%2C+x%2B4%2C+-%28x%2F2%29%2B5%2F2%29%29+ ALIGN=MIDDLE   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "Looks like the intersection occurs at (-1,3).<BR>\n" );
document.write( "Check the solution in both equations.<BR>\n" );
document.write( "1.<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=y=x%2B4 ALIGN=MIDDLE  ALT=\"y=x%2B4\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=3=-1%2B4 ALIGN=MIDDLE  ALT=\"3=-1%2B4\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=-3=-3 ALIGN=MIDDLE  ALT=\"-3=-3\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( ".<BR>\n" );
document.write( ".<BR>\n" );
document.write( ".<BR>\n" );
document.write( "2.<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=y=+-%28x%2F2%29%2B5%2F2 ALIGN=MIDDLE  ALT=\"y=+-%28x%2F2%29%2B5%2F2\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=3=+%281%2F2%29%2B5%2F2 ALIGN=MIDDLE  ALT=\"3=+%281%2F2%29%2B5%2F2\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=3=3 ALIGN=MIDDLE  ALT=\"3=3\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "The intersection point (1,3) leads to two true statements. <BR>\n" );
document.write( "It is a good solution. </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );