document.write( "Question 129981: The tens digit of a two-digit number is 3 more than the units digit. The number is 8 more than six times the sum of the digits. Find the number. \n" ); document.write( "

Algebra.Com's Answer #94934 by josmiceli(19441) $\"\"$ $\"About$

You can put this solution on YOUR website!
Call the 10's digit $\"a\"$
\n" ); document.write( "Call the unit's digit $\"b\"$
\n" ); document.write( " $\"a+=+b+%2B+3\"$
\n" ); document.write( " $\"b+=+a+-+3\"$
\n" ); document.write( "The number is $\"10a+%2B+b\"$
\n" ); document.write( " $\"10a+%2B+b+=+6%28a+%2B+b%29+%2B+8\"$
\n" ); document.write( " $\"10a+%2B+a+-+3+=+6%28a+%2B+a+-+3%29+%2B+8\"$
\n" ); document.write( " $\"11a+-+3+=+12a+-+18+%2B+8\"$
\n" ); document.write( " $\"a+=+18+-+8+-+3\"$
\n" ); document.write( " $\"a+=+7\"$
\n" ); document.write( " $\"b+=+a+-+3\"$
\n" ); document.write( " $\"b+=+7+-+3\"$
\n" ); document.write( " $\"b+=+4\"$
\n" ); document.write( "The number is 74
\n" ); document.write( "check answer:
\n" ); document.write( " $\"10a+%2B+b+=+6%28a+%2B+b%29+%2B+8\"$
\n" ); document.write( " $\"10%2A7+%2B+4+=+6%287+%2B+4%29+%2B+8\"$
\n" ); document.write( " $\"74+=+66+%2B+8\"$
\n" ); document.write( " $\"74+=+74\"$
\n" ); document.write( "OK\r
\n" ); document.write( "\n" ); document.write( " \n" ); document.write( "

\n" );