document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=68022>Question 68022</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Given a line containing the points (1,4), (2,7), and (3,10) determine the slope-intercept form of the equation, provide one additional point on this line, and graph the function.  </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #48550 by </B><A HREF=/tutors/aboutme.mpl?userid=checkley71><B>checkley71(8403)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=checkley71><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=48550\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> (1,4)(2,7),(3/100 IS A LINE WITH A SLOPE OF ---<BR>\n" );
document.write( "(10-4)/3-1)<BR>\n" );
document.write( "6/2=3 FOR THE SLOPE.<BR>\n" );
document.write( "NOW REPLACE THE X & Y UNKNOWNS & THE SLOPE (m)IN THE FORMULA Y=mX+b  & FIND THE Y INTERCEPT.<BR>\n" );
document.write( "4=3*1+b<BR>\n" );
document.write( "4=3+b<BR>\n" );
document.write( "b=4-3<BR>\n" );
document.write( "Y=1<BR>\n" );
document.write( "THEREFORE THE FORMULA IS <BR>\n" );
document.write( "Y=3X+1\r<BR>\n" );
document.write( "\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+graph%28+300%2C+200%2C+-3%2C+4%2C+-5%2C+5%2C+y+=+3x+%2B1%29+ ALIGN=MIDDLE  ALT=\"+graph%28+300%2C+200%2C+-3%2C+4%2C+-5%2C+5%2C+y+=+3x+%2B1%29+\"   DISABLED_style= \"max-width:90%; height:auto;\" > (graph 300x200 pixels, x from -3 to 4, y from -5 to 5, Y = 3X +1). <BR>\n" );
document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );