document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=118014>Question 118014</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Basal energy requirement. The basal energy requirement B is the number of calories that a person needs to maintain the life process. For a 28-yeaar-old female with a height of 160 centimeters and a weight of 45 kilograms(kg), B is 1300 calories. If her weight increases to 50 kg, then B is 1365 calories. There is a linear equation that expresses B in terms of her weight w. Find the equation and fiind the basal energy requirement if her weight is 53.2 kg.\r<BR>\n" );
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document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #86068 by </B><A HREF=/tutors/aboutme.mpl?userid=stanbon><B>stanbon(75887)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=stanbon><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=86068\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Basal energy requirement. The basal energy requirement B is the number of calories that a person needs to maintain the life process. For a 28-yeaar-old female with a height of 160 centimeters and a weight of 45 kilograms(kg), B is 1300 calories. If her weight increases to 50 kg, then B is 1365 calories. There is a linear equation that expresses B in terms of her weight w. Find the equation and fiind the basal energy requirement if her weight is 53.2 kg.\r<BR>\n" );
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document.write( "You have two points that relate weight to B:<BR>\n" );
document.write( "(45,1300) and (50,1365)<BR>\n" );
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document.write( "slope = (1365-1300)/(50-45) = 65/5 = 13<BR>\n" );
document.write( "Find the intercept:<BR>\n" );
document.write( "1300=13*45 + b<BR>\n" );
document.write( "b = 715<BR>\n" );
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document.write( "EQUATION:<BR>\n" );
document.write( "B(x) = 13x + 715<BR>\n" );
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document.write( "Find the equation and fiind the basal energy requirement if her weight is 53.2 kg.<BR>\n" );
document.write( "B(53.2)=13*53.2+715<BR>\n" );
document.write( "B(54.2) = 1406.60<BR>\n" );
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document.write( "Cheers,<BR>\n" );
document.write( "Stan H. </SPAN>\n" );
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