document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=717182>Question 717182</A>: <I><SPAN STYLE=\"word-break: break-all;\"> A two-digit number exceeds twice  the sum of its digits by 7. Find the number if its tens digits is smaller than its units digit also by 7. <BR>\n" );
document.write( "Thanks for solving.  </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #440131 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=440131\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> A two-digit number exceeds twice the sum of its digits by 7. Find the number if its tens digits is smaller than its units digit also by 7. <BR>\n" );
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document.write( "Equations:<BR>\n" );
document.write( "10t+u = 2(t+u)+7<BR>\n" );
document.write( "t = u - 7<BR>\n" );
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document.write( "Rearrange:<BR>\n" );
document.write( "8t - u = 7<BR>\n" );
document.write( "t  - u = -7<BR>\n" );
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document.write( "Subtract and solve for \"t\":<BR>\n" );
document.write( "7t = 14<BR>\n" );
document.write( "t = 2<BR>\n" );
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document.write( "Solve for \"u\" using t-u = -7<BR>\n" );
document.write( "2 - u = -7<BR>\n" );
document.write( "u = 9<BR>\n" );
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document.write( "Ans: The number is 10t+u = 29<BR>\n" );
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document.write( "Cheers,<BR>\n" );
document.write( "Stan H.<BR>\n" );
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