document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=874582>Question 874582</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Norman is 4 times as old his brother Nicholas. Their combined age is 15. How old is each boy? \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 #527584 by </B><A HREF=/tutors/aboutme.mpl?userid=mxgirl22><B>mxgirl22(39)</B></A><img src=\"/images/stars/stars-07.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=mxgirl22><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/cgi-bin/show-face.mpl?user=mxgirl22><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=527584\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> <BR>\n" );
document.write( "Norman is 4 times as old his brother Nicholas. Their combined age is 15. How old is each boy? \r<BR>\n" );
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document.write( "Step 1.) Label\r<BR>\n" );
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document.write( "Let Norman: N (Note: Norman is capital N)\r<BR>\n" );
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document.write( "Let Nicholas: n (Note: Nicholas is lower case n)\r<BR>\n" );
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document.write( "Step 2.) Look for keywords.\r<BR>\n" );
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document.write( "Norman is(=) 4 times(4x) as old his brother Nicholas(n). \r<BR>\n" );
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document.write( "Their combined(+) age is(=) 15. \r<BR>\n" );
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document.write( "Norman=<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=4%2An ALIGN=MIDDLE  ALT=\"4%2An\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "Nicholas=n\r<BR>\n" );
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document.write( "Step 3.) Using the information we got in step 2, set up the equation.\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%284%2An%29%2Bn=15 ALIGN=MIDDLE  ALT=\"%284%2An%29%2Bn=15\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "Step 4.) Solve for \"n\" (Nicholas's age)\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%284%2An%29%2Bn=15 ALIGN=MIDDLE  ALT=\"%284%2An%29%2Bn=15\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=4n%2Bn=15 ALIGN=MIDDLE  ALT=\"4n%2Bn=15\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=5n=15 ALIGN=MIDDLE  ALT=\"5n=15\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=5n%2F5=15%2F5 ALIGN=MIDDLE  ALT=\"5n%2F5=15%2F5\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=n=3 ALIGN=MIDDLE  ALT=\"n=3\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "Nicholas is 3 years old.\r<BR>\n" );
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document.write( "Step 5.) Now that we know Nicholas's age, we can find Norman's age.\r<BR>\n" );
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document.write( "Using the answer in step 4) we know n=3\r<BR>\n" );
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document.write( "In step 2) we found out that Norman's age is:  N=<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=4%2An ALIGN=MIDDLE  ALT=\"4%2An\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "So now plug in n=3 into the equation to solve for Norman's age.\r<BR>\n" );
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document.write( "N=<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=4%2An ALIGN=MIDDLE  ALT=\"4%2An\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "N=<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=4%2A%283%29 ALIGN=MIDDLE  ALT=\"4%2A%283%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "N=12\r<BR>\n" );
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document.write( "Norman is 12 years old.\r<BR>\n" );
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document.write( "Step 6.) Check. \r<BR>\n" );
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document.write( "Remember, \r<BR>\n" );
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document.write( "Let Norman: N (Note: Norman is capital N)\r<BR>\n" );
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document.write( "Let Nicholas: n (Note: Nicholas is lower case n)\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=N%2Bn=15 ALIGN=MIDDLE  ALT=\"N%2Bn=15\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=12%2B3=15 ALIGN=MIDDLE  ALT=\"12%2B3=15\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=15=15 ALIGN=MIDDLE  ALT=\"15=15\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "Checks!\r<BR>\n" );
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document.write( "Step 7.) Answer.\r<BR>\n" );
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document.write( "Norman is 12 years old and Nicholas is 3 years old.<BR>\n" );
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