document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=106233>Question 106233</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Find the value of \"r\" so the line that passes through each pair of points has the given slope.\r<BR>\n" );
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document.write( "(4,-5), (3,r) m=8<BR>\n" );
document.write( "My answer is -3.  Am I correct?\r<BR>\n" );
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document.write( "Here is how I got my answer:  r - -5 over 3 - 4\r<BR>\n" );
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document.write( "8 = r- -5<BR>\n" );
document.write( "_________<BR>\n" );
document.write( "1    -1\r<BR>\n" );
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document.write( "8(-1)= 1(r - -5)\r<BR>\n" );
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document.write( "-8= 1r - -5<BR>\n" );
document.write( "+5       +5<BR>\n" );
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document.write( "-3=r </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #77262 by </B><A HREF=/tutors/aboutme.mpl?userid=edjones><B>edjones(8007)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=edjones><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=edjones><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=77262\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> point-slope form y-y[1]=m(x-x[1])<BR>\n" );
document.write( "m=8 let r=y, -5=y[1], 3=x, 4=x[1] you can do it the other way and the answer will be the same.<BR>\n" );
document.write( "r-(-5)=8(3-4)<BR>\n" );
document.write( "r+5=-8 <BR>\n" );
document.write( "add -5 to both sides<BR>\n" );
document.write( "r= -13 <BR>\n" );
document.write( ".<BR>\n" );
document.write( "Ed\r<BR>\n" );
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document.write( " </SPAN>\n" );
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