document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=283656>Question 283656</A>: <I><SPAN STYLE=\"word-break: break-all;\"> a) Solve by graphing:\r<BR>\n" );
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document.write( "y = x + 4<BR>\n" );
document.write( "y = -2x + 1\r<BR>\n" );
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document.write( "b) Tell what you can about the solution.  </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #205845 by </B><A HREF=/tutors/aboutme.mpl?userid=oberobic><B>oberobic(2304)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=oberobic><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=205845\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> y = x +4 is shown in red.<BR>\n" );
document.write( "y = -2x+1 is shown in green.<BR>\n" );
document.write( "Graphing...<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=graph%28500%2C500%2C-10%2C10%2C-10%2C10%2Cx%2B4%2C-2%2Ax%2B1%29 ALIGN=MIDDLE  ALT=\"graph%28500%2C500%2C-10%2C10%2C-10%2C10%2Cx%2B4%2C-2%2Ax%2B1%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
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document.write( "The point of intersection is (-1,3), which is the single solution.<BR>\n" );
document.write( "Since there is at least one solution, we can say the equations are consistent.<BR>\n" );
document.write( "The y-intercept of y=x+4 is (0,4)<BR>\n" );
document.write( "The x-intercept of y=x+4 is (-4,0)<BR>\n" );
document.write( "The slope of y=x+4 = 1, so the line slopes up to the right.<BR>\n" );
document.write( "The y-intercept of y=-2x+1 is (0,1).<BR>\n" );
document.write( "The x=intercept of y=-2x+1 is (1/2,0).<BR>\n" );
document.write( "The slope of y=-2x+1 is -2, so the line slopes down to the right.<BR>\n" );
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document.write( "Done. </SPAN>\n" );
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