document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=315914>Question 315914</A>: <I><SPAN STYLE=\"word-break: break-all;\"> how to graph an equation using two points? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #226040 by </B><A HREF=/tutors/aboutme.mpl?userid=checkley77><B>checkley77(12844)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=checkley77><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=226040\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Two points (3,-4) & (-1,5)<BR>\n" );
document.write( "Y=mX+b where m=slope & b=the Y intercept.<BR>\n" );
document.write( "Slope=(Y2-Y1)/(X2-X1)<BR>\n" );
document.write( "Slope=(5+4)/(-1-3)<BR>\n" );
document.write( "Slope=9/-4=-9/4 ans.<BR>\n" );
document.write( "-4=-9/4*3+b<BR>\n" );
document.write( "-4=-27/4+b<BR>\n" );
document.write( "b=-4+27/4<BR>\n" );
document.write( "b=-16/4+27/4<BR>\n" );
document.write( "b=11/4 ans. for the Y intercept.<BR>\n" );
document.write( "Y=-9X/4+11/4<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+graph%28+300%2C+200%2C+-6%2C+5%2C+-10%2C+10%2C+-9x%2F4+%2B11%2F4%29+ ALIGN=MIDDLE  ALT=\"+graph%28+300%2C+200%2C+-6%2C+5%2C+-10%2C+10%2C+-9x%2F4+%2B11%2F4%29+\"   DISABLED_style= \"max-width:90%; height:auto;\" > (graph 300x200 pixels, x from -6 to 5, y from -10 to 10, -9x/4 +11/4).  </SPAN>\n" );
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