document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=208087>Question 208087</A>This question is from textbook <A HREF=http://www.amazon.com/exec/obidos/ASIN/0136007627/algebrahomeworkh>Intermediate Algebra for College Students</A><BR>\n" );
document.write( ": <I><SPAN STYLE=\"word-break: break-all;\"> I can't seem to wrap my mind around how to round an equation at the end of a problem.\r<BR>\n" );
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document.write( "Here is the problem: and below I will show my work. The online assistant equates the answer to 13hours That is where I am stuck I am not sure how to come up with that answer.\r<BR>\n" );
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document.write( "Problem:\r<BR>\n" );
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document.write( "T(x) = 510/x+55 + 230/x+70\r<BR>\n" );
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document.write( "The steps I have taken:\r<BR>\n" );
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document.write( "1: 510(x+70)/(x+55)(x+70) + 230(x+55)/(x+55)(x+70)\r<BR>\n" );
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document.write( "2: 510(x+70)+230(x+55)/(x+55)(x+70)\r<BR>\n" );
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document.write( "3: (510x+35700)+(230x+12650)/(x+55)(x+70)\r<BR>\n" );
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document.write( "4: 740x+48,350/(x+55)(x+70)\r<BR>\n" );
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document.write( "5: 10(74x+4,8350)/(x+55)(x+70)\r<BR>\n" );
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document.write( "6: replace x with t(0) 10(74(0)+4835)/(0+55)(0+70)\r<BR>\n" );
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document.write( "Now I am supposed to round this. The answer is T=13 Im not sure how to get from step 6 to the answer please help!\r<BR>\n" );
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document.write( "Thanks in advance.\r<BR>\n" );
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document.write( "Chris </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #157397 by </B><A HREF=/tutors/aboutme.mpl?userid=checkley77><B>checkley77(12844)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=checkley77><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=157397\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> 1: 510(x+70)/(x+55)(x+70) + 230(x+55)/(x+55)(x+70)\r<BR>\n" );
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document.write( "2: 510(x+70)+230(x+55)/(x+55)(x+70)\r<BR>\n" );
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document.write( "3: (510x+35,700)+(230x+12,650)/(x+55)(x+70)\r<BR>\n" );
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document.write( "4: 740x+48,350/(x+55)(x+70)\r<BR>\n" );
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document.write( "5: 10(74x+4,835)/(x+55)(x+70)\r<BR>\n" );
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document.write( "6: replace x with t(0) 10(74(0)+4,835)/(0+55)(0+70)\r<BR>\n" );
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document.write( "7: 10*4,835/3,850=48,350/3,850=12.558 ROUNDING UP TO 13. </SPAN>\n" );
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