document.write( "Question 647278: The units of a two digit number is 3 and seven times the sum of the digits is the number itself. find the number? \n" ); document.write( "
Algebra.Com's Answer #406090 by lwsshak3(11628)\"\" \"About 
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The units of a two digit number is 3 and seven times the sum of the digits is the number itself. find the number?
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\n" ); document.write( "let u=units digit=3
\n" ); document.write( "let t=tens digit
\n" ); document.write( "10t+u=number
\n" ); document.write( "..
\n" ); document.write( "7(u+t)=10t+u
\n" ); document.write( "7u+7t=10t+u
\n" ); document.write( "21+7t=10t+3
\n" ); document.write( "3t=18
\n" ); document.write( "t=6
\n" ); document.write( "10t+u=60+3=63
\n" ); document.write( "number=63
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