document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=60017>Question 60017</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Please show me how to plug in the points for Y on these equations.  I made up points for X:    Thanks!\r<BR>\n" );
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document.write( "equations Y = 2X - 4 (0, 3, 4)\r<BR>\n" );
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document.write( "equation  y = -2/3X + 4 (0, 3, 4)\r<BR>\n" );
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document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #41221 by </B><A HREF=/tutors/aboutme.mpl?userid=funmath><B>funmath(2933)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=funmath><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=41221\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Please show me how to plug in the points for Y on these equations.  I made up points for X:   \r<BR>\n" );
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document.write( "equations Y = 2X - 4 (0, 3, 4)\r<BR>\n" );
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document.write( "equation  y = -2/3X + 4 (0, 3, 4)\r<BR>\n" );
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document.write( "You don't plug in points for y if you plug in points for x, you let x = the numbers you chose and solve for y.<BR>\n" );
document.write( "y=2x-4<BR>\n" );
document.write( "If x=0<BR>\n" );
document.write( "y=2(0)-4<BR>\n" );
document.write( "y=0-4<BR>\n" );
document.write( "y=-4<BR>\n" );
document.write( "(0,-4)  is a point on the line.<BR>\n" );
document.write( "If x=3<BR>\n" );
document.write( "y=2(3)-4<BR>\n" );
document.write( "y=6-4<BR>\n" );
document.write( "y=2<BR>\n" );
document.write( "(3,2) is a point on the line.<BR>\n" );
document.write( "If x=4<BR>\n" );
document.write( "y=2(4)-4<BR>\n" );
document.write( "y=8-4<BR>\n" );
document.write( "y=4<BR>\n" );
document.write( "(4,4) is a point on the line.<BR>\n" );
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document.write( "For <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=y=%28-2%2F3%29x%2B4 ALIGN=MIDDLE  ALT=\"y=%28-2%2F3%29x%2B4\"   DISABLED_style= \"max-width:90%; height:auto;\" >  Pick numbers that are divisible by 3, so that you don't have to add fractions.<BR>\n" );
document.write( "for x=0<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=y=%28-2%2F3%29%280%29%2B4 ALIGN=MIDDLE  ALT=\"y=%28-2%2F3%29%280%29%2B4\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=y=0%2B4 ALIGN=MIDDLE  ALT=\"y=0%2B4\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "y=4<BR>\n" );
document.write( "(0,4) is a point on the line.<BR>\n" );
document.write( "for x=3<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=y=%28-2%2F3%29%283%29%2B4 ALIGN=MIDDLE  ALT=\"y=%28-2%2F3%29%283%29%2B4\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=y=-6%2F3%2B4 ALIGN=MIDDLE  ALT=\"y=-6%2F3%2B4\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=y=-2%2B4 ALIGN=MIDDLE  ALT=\"y=-2%2B4\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=y=2 ALIGN=MIDDLE  ALT=\"y=2\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "The point (3,2) is part of the line.<BR>\n" );
document.write( "Don't choose 4, choose something like -3 for x<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=y=%28-2%2F3%29%28-3%29%2B4 ALIGN=MIDDLE  ALT=\"y=%28-2%2F3%29%28-3%29%2B4\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=y=6%2F3%2B4 ALIGN=MIDDLE  ALT=\"y=6%2F3%2B4\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=y=2%2B4 ALIGN=MIDDLE  ALT=\"y=2%2B4\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=y=6 ALIGN=MIDDLE  ALT=\"y=6\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "(-3,6) is a point on the line.<BR>\n" );
document.write( "Notice that both line contain the point (3,2).  If you graphed these two lines on the same graph, they would cross at (3,2)<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=graph%28300%2C200%2C-10%2C10%2C-10%2C10%2C2x-4%2C%28-2%2F3%29x%2B4%29 ALIGN=MIDDLE  ALT=\"graph%28300%2C200%2C-10%2C10%2C-10%2C10%2C2x-4%2C%28-2%2F3%29x%2B4%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "For fun, try to figure out which line goes to which equation.<BR>\n" );
document.write( "Happy Calculating!!!<BR>\n" );
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