document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1145546>Question 1145546</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Yesterday the temperature was -8 F. Today’s temperature is -3 F.\r<BR>\n" );
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document.write( "a) Write a numerical expression you can use to find the change in temperature from yesterday to today.\r<BR>\n" );
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document.write( "b)Evaluate your expression and explain what it means. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #766803 by </B><A HREF=/tutors/aboutme.mpl?userid=richwmiller><B>richwmiller(17219)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=richwmiller><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=richwmiller><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=766803\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> If this isn't a joke then the student is learning to use negative numbers.<BR>\n" );
document.write( "Remember subtracting a negative number is the same as adding the number<BR>\n" );
document.write( "for example 5-(-10)=5+10=15\r<BR>\n" );
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document.write( "a) y-t=change<BR>\n" );
document.write( "y=-8<BR>\n" );
document.write( "t=-3<BR>\n" );
document.write( "-8-(-3)=change<BR>\n" );
document.write( "follow the example above\r<BR>\n" );
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document.write( " </SPAN>\n" );
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