document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=829520>Question 829520</A>: <I><SPAN STYLE=\"word-break: break-all;\"> write the slope intercept form equation through (1,-2) and perpendicular to the line 2x-4y=7 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #499927 by </B><A HREF=/tutors/aboutme.mpl?userid=josgarithmetic><B>josgarithmetic(39617)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=josgarithmetic><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=499927\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> If the lines are perpendicular,....\r<BR>\n" );
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document.write( "First, you can put the given equation into slope-intercept.<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=-4y=-2x%2B7 ALIGN=MIDDLE  ALT=\"-4y=-2x%2B7\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=y=%281%2F2%29x-7%2F2 ALIGN=MIDDLE  ALT=\"y=%281%2F2%29x-7%2F2\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "And you want a perpendicular line, slope of -2.\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=y=%28-2%29x%2Bb ALIGN=MIDDLE  ALT=\"y=%28-2%29x%2Bb\"   DISABLED_style= \"max-width:90%; height:auto;\" > and you find b solving the equation for b, and putting in the given point to be contained:<BR>\n" );
document.write( "b=y-mx<BR>\n" );
document.write( "b=y+2x<BR>\n" );
document.write( "b=-2+2*1<BR>\n" );
document.write( "b=0\r<BR>\n" );
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document.write( "You line to be found:  <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=highlight%28y=-2x%29 ALIGN=MIDDLE  ALT=\"highlight%28y=-2x%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > </SPAN>\n" );
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