document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1163492>Question 1163492</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Considering the linear equations\r<BR>\n" );
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document.write( "   1)            (y)/2+3x-10=(x+y)/2  \r<BR>\n" );
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document.write( "   2)            3x/4+4=2y/3+2\r<BR>\n" );
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document.write( "a) What is the slope of the line represented by the given equation?\r<BR>\n" );
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document.write( "b) What is the slope of any line parallel to the given line?\r<BR>\n" );
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document.write( "c) What is the slope of any line perpendicular to the given line?\r<BR>\n" );
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document.write( "d) How many different lines are perpendicular to this line?\r<BR>\n" );
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document.write( "e) Find the equation of the line which is perpendicular to the given line and which passes through the point (2, 5).\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 #787586 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=787586\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> ---------------------------------------------------------------<BR>\n" );
document.write( "1) (y)/2+3x-10=(x+y)/2<BR>\n" );
document.write( "2) 3x/4+4=2y/3+2<BR>\n" );
document.write( "a) What is the slope of the line represented by the given equation?<BR>\n" );
document.write( "b) What is the slope of any line parallel to the given line?<BR>\n" );
document.write( "c) What is the slope of any line perpendicular to the given line?<BR>\n" );
document.write( "d) How many different lines are perpendicular to this line?<BR>\n" );
document.write( "e) Find the equation of the line which is perpendicular to the given line and which passes through the point (2, 5).<BR>\n" );
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document.write( "The FIRST equation:<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=y%2B6x-20=x%2By ALIGN=MIDDLE  ALT=\"y%2B6x-20=x%2By\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=6x-20=x ALIGN=MIDDLE  ALT=\"6x-20=x\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=5x=20 ALIGN=MIDDLE  ALT=\"5x=20\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=highlight_green%28x=4%29 ALIGN=MIDDLE  ALT=\"highlight_green%28x=4%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >------------slope is undefined.\r<BR>\n" );
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document.write( "The SECOND equation:<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=9x%2B48=8y%2B24 ALIGN=MIDDLE  ALT=\"9x%2B48=8y%2B24\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=9x-8y=24-48 ALIGN=MIDDLE  ALT=\"9x-8y=24-48\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=9x-8y=-24 ALIGN=MIDDLE  ALT=\"9x-8y=-24\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "and to make slope easier to see, <BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=-8y=-9x-24 ALIGN=MIDDLE  ALT=\"-8y=-9x-24\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=highlight_green%28y=9x%2F8%2B3%29 ALIGN=MIDDLE  ALT=\"highlight_green%28y=9x%2F8%2B3%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >-----------------------slope is  <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=9%2F8 ALIGN=MIDDLE  ALT=\"9%2F8\"   DISABLED_style= \"max-width:90%; height:auto;\" >.\r<BR>\n" );
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document.write( "You asked three more questions which you can figure out on your own.<BR>\n" );
document.write( "(the product of the slopes of two lines perpendicular in the plane  is negative 1).<BR>\n" );
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