document.write( "Question 938477: I am a number with 2 more tens than ones. I have 5 more ones than hundreds.the sum of my digits is 18. What number am i \n" ); document.write( "

Algebra.Com's Answer #571752 by Edwin McCravy(20056) $\"\"$ $\"About$

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document.write( "Let h = the hundreds digit\r\n" );
document.write( "Let t = the tens digit\r\n" );
document.write( "Let u = the units or ones dogit\r\n" );
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\n" ); document.write( "I am a number with 2 more tens than ones.
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document.write( "t = u+2\r\n" );
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\n" ); document.write( "I have 5 more ones than hundreds.
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document.write( "u = h+5\r\n" );
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\n" ); document.write( "the sum of my digits is 18.
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document.write( "t+h+u = 18\r\n" );
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document.write( "Solve the second for h, u-5=h\r\n" );
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document.write( "Substitute (u+2) for t, and (u-5) for h, in t+h+u = 18\r\n" );
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document.write( "      (u+2) + (u-5) + u = 18\r\n" );
document.write( "              u+2+u-5+u = 18\r\n" );
document.write( "                   3u-3 = 18\r\n" );
document.write( "                     3u = 21\r\n" );
document.write( "                      u = 7\r\n" );
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document.write( "Substitute 7 for u in u-5 = h\r\n" );
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document.write( "                    7-5 = h\r\n" );
document.write( "                      2 = h \r\n" );
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document.write( "Substitute 7 for u in t = u+2\r\n" );
document.write( "                      t = 7+2\r\n" );
document.write( "                      t = 9\r\n" );
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document.write( "Answer:  [h][t][u] = 297  \r\n" );
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document.write( "Edwin

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