document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=85674>Question 85674</A>: <I><SPAN STYLE=\"word-break: break-all;\"> write an equation for a line through the point (6,1) that is perpendicular to the line -3y+4x=12 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #61871 by </B><A HREF=/tutors/aboutme.mpl?userid=scianci><B>scianci(186)</B></A><img src=\"/images/stars/stars-09.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=scianci><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=61871\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Since the lines are perpendicular, the slopes are opposite reciprocals of each other. So, you want to switch the x and y coefficients and also change the sign:\r<BR>\n" );
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document.write( "3x + 4y = C\r<BR>\n" );
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document.write( "Plug in the x and y coordinates of the desired point:\r<BR>\n" );
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document.write( "3(6) + 4(1) = C<BR>\n" );
document.write( "18 + 4 = C<BR>\n" );
document.write( "22 = C\r<BR>\n" );
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document.write( "Equation is 3x + 4y = 22 </SPAN>\n" );
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