document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=842081>Question 842081</A>: <I><SPAN STYLE=\"word-break: break-all;\"> A plant can manufacture 80 tennis rackets per day for a total daily cost $8,147 and 100 tennis rackets per day for a total daily cost of $9,647. Assuming that the daily cost function is linear, find the total daily cost of producing x tennis rackets. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #507345 by </B><A HREF=/tutors/aboutme.mpl?userid=josgarithmetic><B>josgarithmetic(39620)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=josgarithmetic><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=507345\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Identify two ordered pair.<BR>\n" );
document.write( "x = How many tennis rackets produced per day<BR>\n" );
document.write( "y = cost of producing those x tennis rackets per day\r<BR>\n" );
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document.write( "Points (x,y) are (80, 8147) and (100, 9647).\r<BR>\n" );
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document.write( "Picking the point-slope form equation for a line (for the function), y=mx+b and solving for b, you have formula <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=b=y-mx ALIGN=MIDDLE  ALT=\"b=y-mx\"   DISABLED_style= \"max-width:90%; height:auto;\" >.<BR>\n" );
document.write( "Pick either point identified, calculate and compute the slope m with both identified points; and then form the slope-intercept definition for the function.\r<BR>\n" );
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document.write( "Throwing all those processes into one raw equation, this would be:<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=highlight%28C%28x%29=%28%289647-8147%29%2F%28100-80%29%29x%2B%289647-%28%289647-8147%29%2F%28100-80%29%29%2A100%29%29 ALIGN=MIDDLE   DISABLED_style= \"max-width:90%; height:auto;\" >;<BR>\n" );
document.write( "the point  (100, 9647) was used in setting that raw, unsimplified equation. </SPAN>\n" );
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