document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=679277>Question 679277</A>: <I><SPAN STYLE=\"word-break: break-all;\"> After six biology tests, Ruben has a mean score of 78. What score does Ruben need on the next test to raise his average to 80?\r<BR>\n" );
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document.write( "--I am confused on how to set this up and get it started. Is there a formula I need to use?<BR>\n" );
document.write( "Thanks! </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #421902 by </B><A HREF=/tutors/aboutme.mpl?userid=ReadingBoosters><B>ReadingBoosters(3246)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=ReadingBoosters><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=421902\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> x is the total score on the first six tests.<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=x%2F6+=+78 ALIGN=MIDDLE  ALT=\"x%2F6+=+78\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "x = 468<BR>\n" );
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document.write( "y is the score needed on the next test<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28468%2By%29%2F7+=+80 ALIGN=MIDDLE  ALT=\"%28468%2By%29%2F7+=+80\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "468+y = 560<BR>\n" );
document.write( "y = 560-468<BR>\n" );
document.write( "y = <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=highlight_green%2892%29 ALIGN=MIDDLE  ALT=\"highlight_green%2892%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > on the next test<BR>\n" );
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