document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=123300>Question 123300</A>: <I><SPAN STYLE=\"word-break: break-all;\"> graph the function\r<BR>\n" );
document.write( "\n" );
document.write( "f(x)=x-7\r<BR>\n" );
document.write( "\n" );
document.write( "how do you do that </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #90476 by </B><A HREF=/tutors/aboutme.mpl?userid=solver91311><B>solver91311(24713)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=solver91311><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=solver91311><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=90476\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Pick two values for x.  You can pick any values you like, but I usually pick something that makes the arithmetic easy.  0 and 7 would work well here.\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "Evaluate the function at each of the values you chose giving you a value for the function at each of the x values.\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "Now you have two ordered pairs (x,y) that you can plot on your graph.  If you used the 0 and the 7, then f(0) = 0 - 7 = -7, and f(7) = 7 - 7 = 0, so your two points would be (0, -7) and (7, 0).\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "Once you have plotted your two points, construct a line through them.  Done.\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=graph%28400%2C400%2C-2%2C10%2C-10%2C2%2Cx-7%29 ALIGN=MIDDLE  ALT=\"graph%28400%2C400%2C-2%2C10%2C-10%2C2%2Cx-7%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );