document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=109457>Question 109457</A>This question is from textbook <A HREF=http://www.amazon.com/exec/obidos/ASIN/0028242270/algebrahomeworkh>algebra2 with trigonometry</A><BR>\n" );
document.write( ": <I><SPAN STYLE=\"word-break: break-all;\"> hi,<BR>\n" );
document.write( "can you please help me with this? what is the relationship between the lines y=-1/4x+15 (the 1/4 is a fraction, i can't find any other way to express it) and y=4x-17? thank you so much!! </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #79798 by </B><A HREF=/tutors/aboutme.mpl?userid=jim_thompson5910><B>jim_thompson5910(35256)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=jim_thompson5910><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=79798\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Notice how the slope of the first line <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=m=-1%2F4 ALIGN=MIDDLE  ALT=\"m=-1%2F4\"   DISABLED_style= \"max-width:90%; height:auto;\" > and the slope of the second line <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=m=4 ALIGN=MIDDLE  ALT=\"m=4\"   DISABLED_style= \"max-width:90%; height:auto;\" > multiply to <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28-1%2F4%29%284%29=-4%2F4=-1 ALIGN=MIDDLE  ALT=\"%28-1%2F4%29%284%29=-4%2F4=-1\"   DISABLED_style= \"max-width:90%; height:auto;\" >. So this means the two lines are perpendicular.\r<BR>\n" );
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document.write( "Notice if we graph <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=y=%28-1%2F4%29x%2B15 ALIGN=MIDDLE  ALT=\"y=%28-1%2F4%29x%2B15\"   DISABLED_style= \"max-width:90%; height:auto;\" > and <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=y=4x-17 ALIGN=MIDDLE  ALT=\"y=4x-17\"   DISABLED_style= \"max-width:90%; height:auto;\" > we can see that the two lines are perpendicular\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+graph%28+500%2C+500%2C+-20%2C+20%2C+-20%2C+20%2C+%28-1%2F4%29x%2B15%2C+4x-17%29+ ALIGN=MIDDLE  ALT=\"+graph%28+500%2C+500%2C+-20%2C+20%2C+-20%2C+20%2C+%28-1%2F4%29x%2B15%2C+4x-17%29+\"   DISABLED_style= \"max-width:90%; height:auto;\" > </SPAN>\n" );
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