document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=159238>Question 159238</A>: <I><SPAN STYLE=\"word-break: break-all;\"> The formula for converting Celsius temperature, C, to Fahrenheit temperature,F, is F=9/5C+32.<BR>\n" );
document.write( "If Fahrenheit temperature ranges from -85degrees to 50degress,inclusive, what is the range for the Celsius temperature? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #117377 by </B><A HREF=/tutors/aboutme.mpl?userid=gonzo><B>gonzo(654)</B></A><img src=\"/images/stars/stars-11.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=gonzo><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=117377\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> let f represent degrees in fahrenheit scale.<BR>\n" );
document.write( "let c represent degrees in celsius scale.<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=f+=+%289%2F5%29%2Ac+%2B+32 ALIGN=MIDDLE  ALT=\"f+=+%289%2F5%29%2Ac+%2B+32\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "solve for c<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%289%2F5%29%2Ac+=+f+-+32 ALIGN=MIDDLE  ALT=\"%289%2F5%29%2Ac+=+f+-+32\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "this is the same as <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%289%2Ac%2F5%29+=+f+-32 ALIGN=MIDDLE  ALT=\"%289%2Ac%2F5%29+=+f+-32\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=9%2Ac+=+5%2A%28f-32%29 ALIGN=MIDDLE  ALT=\"9%2Ac+=+5%2A%28f-32%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=c+=+%285%2A%28f-32%29%2F9%29 ALIGN=MIDDLE  ALT=\"c+=+%285%2A%28f-32%29%2F9%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "------------------------------------------------<BR>\n" );
document.write( "fahrenheit ranges from -85 degrees to +50 degrees.<BR>\n" );
document.write( "-85 degrees in celsius = <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%285%2A%28%28-85%29-32%29%29%2F9 ALIGN=MIDDLE  ALT=\"%285%2A%28%28-85%29-32%29%29%2F9\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "this becomes <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%285%2A%28-117%29%29%2F9 ALIGN=MIDDLE  ALT=\"%285%2A%28-117%29%29%2F9\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "this becomes -65 degrees celsius.<BR>\n" );
document.write( "---------------------------------------------<BR>\n" );
document.write( "+50 degrees in celsius = <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%285%2A%28%28%2B50%29-32%29%2F9%29 ALIGN=MIDDLE  ALT=\"%285%2A%28%28%2B50%29-32%29%2F9%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "this becomes <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%285%2A%2818%29%29%2F9 ALIGN=MIDDLE  ALT=\"%285%2A%2818%29%29%2F9\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "this becomes 10 degrees celsius.<BR>\n" );
document.write( "----------------------------------------------<BR>\n" );
document.write( "-85 degrees fahrenheit to +50 degrees fahrenheit becomes<BR>\n" );
document.write( "-65 degrees celsius to 10 degrees celsius.<BR>\n" );
document.write( "-------------------------------------------------<BR>\n" );
document.write( "to prove the answer, solve back to fahrenheit.<BR>\n" );
document.write( "-65 degrees celsius * 9/5 = -117 + 32 = -85 degrees fahrenheit<BR>\n" );
document.write( "+10 degrees fahrenheit * 9/5 = 18 + 32 = 50 degrees fahrenheit.<BR>\n" );
document.write( "--------------------------------------------------<BR>\n" );
document.write( "conversion back to fahrenheit checks out.<BR>\n" );
document.write( "answer is -65 degrees celsius to 10 degrees celsius. </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );