document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=315602>Question 315602</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Find an equation of the line containing the points (-3, 1) and (-1, 3). </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #225805 by </B><A HREF=/tutors/aboutme.mpl?userid=nyc_function><B>nyc_function(2741)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=nyc_function><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=nyc_function><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=225805\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> We first find the slope.\r<BR>\n" );
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document.write( "Let m = slope\r<BR>\n" );
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document.write( "m = (3 - 1)/(-1 -(-3))\r<BR>\n" );
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document.write( "m = 2/(-1 + 3)\r<BR>\n" );
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document.write( "m = 2/2\r<BR>\n" );
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document.write( "m = 1\r<BR>\n" );
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document.write( "The slope is 1.\r<BR>\n" );
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document.write( "We now use the point-slope formula.\r<BR>\n" );
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document.write( "y - y1 = m(x - x1)\r<BR>\n" );
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document.write( "Pick one of the given points and the slope 1 to plug into the poitn-slope formula.\r<BR>\n" );
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document.write( "y - 1 = 1(x - (-3))\r<BR>\n" );
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document.write( "y - 1 = 1(x + 3)\r<BR>\n" );
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document.write( "y - 1 = x + 3\r<BR>\n" );
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document.write( "y = x + 3 + 1\r<BR>\n" );
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document.write( "y = x + 4\r<BR>\n" );
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document.write( "Done! </SPAN>\n" );
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