document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1172270>Question 1172270</A>: <I><SPAN STYLE=\"word-break: break-all;\"> the graph says:<BR>\n" );
document.write( "nutrition below:<BR>\n" );
document.write( "serving size-1 bar<BR>\n" );
document.write( "calories-190<BR>\n" );
document.write( "total fat-4.5 g <BR>\n" );
document.write( "total carbs 16g<BR>\n" );
document.write( "protein: 21 g<BR>\n" );
document.write( "let p represent the amount of protein and n represent the number of energy bars:<BR>\n" );
document.write( "write a proportional relationship involving p and n and solve it for p </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #797232 by </B><A HREF=/tutors/aboutme.mpl?userid=math_tutor2020><B>math_tutor2020(3817)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=math_tutor2020><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=797232\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> <font color=black size=3><BR>\n" );
document.write( "The chart says \"protein: 21 g\"<BR>\n" );
document.write( "This applies to one energy bar. So we could say<BR>\n" );
document.write( "1 bar = 21 grams of protein<BR>\n" );
document.write( "n bars = 21n grams of protein<BR>\n" );
document.write( "Simply multiply both sides by n<BR>\n" );
document.write( "n is a placeholder for a positive whole number\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "For instance, if n = 3, then<BR>\n" );
document.write( "n bars = 21n grams of protein<BR>\n" );
document.write( "3 bars = 21*3 grams of protein<BR>\n" );
document.write( "3 bars = 63 grams of protein\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "Therefore, the equation is<BR>\n" );
document.write( "p = 21n\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "There's no need to solve for p because p is already isolated on its own side, and there's nothing else on the left side.\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "If you wanted to solve for n, you would divide both sides by 21 to get p/21 = n, which is the same as n = p/21.\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "<font color=red>Answer: p = 21n</font></font> </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );