document.write( "Question 1193469: the units digit of a two digit number is double the tens digit. if the digit are reversed the new number is 27 more than the original number \n" ); document.write( "
Algebra.Com's Answer #825499 by ikleyn(52803)\"\" \"About 
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\n" ); document.write( "The units digit of a two digit number is double the tens digit.
\n" ); document.write( "if the digit are reversed the new number is 27 more than the original number
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\n" ); document.write( "\n" ); document.write( "            The solution by @josgarithmetic is incorrect starting from its second line to the end.\r
\n" ); document.write( "\n" ); document.write( "            I came to bring a correct solution.\r
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document.write( "The number is  10t+2t = 12t.\r\n" );
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document.write( "Reversing the digits, 10*(2t) + t = 21t.\r\n" );
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document.write( "21t - 12t = 27\r\n" );
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document.write( "9t = 27\r\n" );
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document.write( "t = 27/9 = 3.\r\n" );
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document.write( "ANSWER.  The number is 36.\r\n" );
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document.write( "CHECK.  The reversed number is 63, and it is  63 - 36 = 27  units greater than the original number.   ! correct !\r\n" );
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\n" ); document.write( "\n" ); document.write( "On reversing number problems see the lesson\r
\n" ); document.write( "\n" ); document.write( "    - Word problems on reversing digits of numbers\r
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\n" ); document.write( "\n" ); document.write( "Find there many other similar solved problems with full explanations.\r
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\n" ); document.write( "\n" ); document.write( "From this lesson,  learn on how to solve such problems - - - once and for all.\r
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