document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=695220>Question 695220</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Hi! I need help finding an equation of a line!<BR>\n" );
document.write( "It is through (-2, 7) and perpendicular to y=1/2x+4\r<BR>\n" );
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document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #428369 by </B><A HREF=/tutors/aboutme.mpl?userid=stanbon><B>stanbon(75887)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=stanbon><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=428369\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> help finding an equation of a line!<BR>\n" );
document.write( "It is through (-2, 7) and perpendicular to y=1/2x+4 <BR>\n" );
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document.write( "The given equation has slope = 1/2.<BR>\n" );
document.write( "Any line perpendicular to it must have slope = -2<BR>\n" );
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document.write( "Form of Equation: y = mx + b<BR>\n" );
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document.write( "You have slope = -2 and y = 7 when x = -2<BR>\n" );
document.write( "Solve for \"b\":<BR>\n" );
document.write( "7 = -2*-2 + b<BR>\n" );
document.write( "b = 3<BR>\n" );
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document.write( "Equation: <BR>\n" );
document.write( "y = -2x + 3<BR>\n" );
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document.write( "Cheers,<BR>\n" );
document.write( "Stan H.<BR>\n" );
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