document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=624288>Question 624288</A>: <I><SPAN STYLE=\"word-break: break-all;\"> If Gugu is 7 ears older than her sister and they're ages together is 33. How old is Gugu? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #392631 by </B><A HREF=/tutors/aboutme.mpl?userid=lenny460><B>lenny460(1073)</B></A><img src=\"/images/stars/stars-12.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=lenny460><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=lenny460><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=392631\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Let Gugu's age be n + 7\r<BR>\n" );
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document.write( "Let her sister's age be n\r<BR>\n" );
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document.write( "Therefore:\r<BR>\n" );
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document.write( "n + n + 7 = 33\r<BR>\n" );
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document.write( "Combine like terms:\r<BR>\n" );
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document.write( "n + n = 2n\r<BR>\n" );
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document.write( "2n + 7 = 33\r<BR>\n" );
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document.write( "Subtract 7 from each side of the equation\r<BR>\n" );
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document.write( "2n + 7 - 7 = 33 - 7\r<BR>\n" );
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document.write( "Combine like terms:\r<BR>\n" );
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document.write( "7 - 7 = 0\r<BR>\n" );
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document.write( "33 - 7 = 26\r<BR>\n" );
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document.write( "2n = 26\r<BR>\n" );
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document.write( "Divide each side by 2\r<BR>\n" );
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document.write( "2n/2 = 26/2\r<BR>\n" );
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document.write( "n = 13\r<BR>\n" );
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document.write( "n + 7 = 13 + 7 = 20\r<BR>\n" );
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document.write( "Gugu is 20 years old.\r<BR>\n" );
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document.write( "Her sister is 13 years old.\r<BR>\n" );
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document.write( "obuong3@aol.com </SPAN>\n" );
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