document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=623385>Question 623385</A>: <I><SPAN STYLE=\"word-break: break-all;\"> plot the points and determine the slope of the line containing them.<BR>\n" );
document.write( "(-3,-6);(7,-6) </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #392110 by </B><A HREF=/tutors/aboutme.mpl?userid=lenny460><B>lenny460(1073)</B></A><img src=\"/images/stars/stars-12.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=lenny460><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=lenny460><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=392110\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> The graph of:\r<BR>\n" );
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document.write( "(-3,-6)\r<BR>\n" );
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document.write( "(7,-6)\r<BR>\n" );
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document.write( "Plotting the above graph we find a horizontal line at:\r<BR>\n" );
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document.write( "y = -6\r<BR>\n" );
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document.write( "The y-intercept is -6\r<BR>\n" );
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document.write( "The equation of a horizontal line is\r<BR>\n" );
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document.write( "y = b\r<BR>\n" );
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document.write( "where b is the y-intercept.\r<BR>\n" );
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document.write( "Since the slope of a horizontal line is 0 (zero), the general formula for the standard form equation,\r<BR>\n" );
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document.write( "y = mx + b\r<BR>\n" );
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document.write( "becomes\r<BR>\n" );
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document.write( "y = 0x + b\r<BR>\n" );
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document.write( "Therefore:\r<BR>\n" );
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document.write( "y = b\r<BR>\n" );
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document.write( "Since the line is horizontal, every point on that line has the exact same y value. This y-value is therefore also the\r<BR>\n" );
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document.write( "y-intercept.\r<BR>\n" );
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document.write( "obuong3@aol.com\r<BR>\n" );
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document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );