document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=105783>Question 105783</A>: <I><SPAN STYLE=\"word-break: break-all;\"> How do I rewrite the equation -8x-5y=-45 as a function of x? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #76975 by </B><A HREF=/tutors/aboutme.mpl?userid=bucky><B>bucky(2189)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=bucky><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=76975\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Given the equation:<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=-8x+-+5y+=+-45 ALIGN=MIDDLE  ALT=\"-8x+-+5y+=+-45\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
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document.write( "To rewrite this equation as a function of x, begin by solving for y.  <BR>\n" );
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document.write( "In this problem you need to get the term containing y on one side of the equation and everything<BR>\n" );
document.write( "else on the other side. Start by getting rid of the term -8x on the left side. You can do<BR>\n" );
document.write( "that by adding 8x to both sides. On the left side when 8x is added to - 8x, the two terms<BR>\n" );
document.write( "cancel each other so the -8x disappears and you are left with:<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=-5y+=+8x+-+45 ALIGN=MIDDLE  ALT=\"-5y+=+8x+-+45\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
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document.write( "Now solve for y by dividing both sides by -5 which is the multiplier of the y term. This<BR>\n" );
document.write( "division leads to:<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=y+=+8x%2F%28-5%29+-+45%2F%28-5%29+=+-%288%2F5%29x+%2B+9+ ALIGN=MIDDLE  ALT=\"y+=+8x%2F%28-5%29+-+45%2F%28-5%29+=+-%288%2F5%29x+%2B+9+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
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document.write( "Now just replace the y with f(x). This leads to the answer:<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=f%28x%29+=+-%288%2F5%29x+%2B+9 ALIGN=MIDDLE  ALT=\"f%28x%29+=+-%288%2F5%29x+%2B+9\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
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document.write( "Hope this helps you to understand the problem a little better.<BR>\n" );
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