document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=385134>Question 385134</A>: <I><SPAN STYLE=\"word-break: break-all;\">  Write the slope-intercept equation for the line that passes through (-7, 6) and is perpendicular to -7x + 9y = -2 Please show all of your work. can someone help me with this<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 #272518 by </B><A HREF=/tutors/aboutme.mpl?userid=armstrkl><B>armstrkl(28)</B></A><img src=\"/images/stars/stars-07.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=armstrkl><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=armstrkl><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=272518\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> <BR>\n" );
document.write( "First you find the slope of the line you were given, which is found by solving the equation for y and looking at the coefficient of x.<BR>\n" );
document.write( "y=7/9x-2<BR>\n" );
document.write( "So the slope of this line is m=7/9<BR>\n" );
document.write( "The slope of a perpendicular line is the negative reciprocal, so the new m = -9/7.<BR>\n" );
document.write( "Use the point slope formula to find the equation of the line that goes through a point with a given slope, y-y1=m(x-x1).  Your point is (-7,6) so x1=-7 and y1=6.  Plug in and solve the equation for y.\r<BR>\n" );
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document.write( "y-6 = -9/7(x- (-7))  plugged in<BR>\n" );
document.write( "y-6 = -9/7x -9       distribute -9/7<BR>\n" );
document.write( "y = -9/7x -3         add 6 to both sides\r<BR>\n" );
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document.write( "so the answer is y = -9/7x - 3  hope that helped! </SPAN>\n" );
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