document.write( "Question 253582: 12+1/3a=20 \n" ); document.write( "
Algebra.Com's Answer #185921 by drk(1908)\"\" \"About 
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Here is the question
\n" ); document.write( "\"12%2B1%2F3a=20\"
\n" ); document.write( "I don't know if a is in the numerator or denominator.
\n" ); document.write( "--
\n" ); document.write( "case 1: in numerator.
\n" ); document.write( "\"12%2B%281%2F3%29a=20\"
\n" ); document.write( "step 1 - multiply by 3 to get
\n" ); document.write( "\"36%2Ba=60\"
\n" ); document.write( "step 2 - subtract 36 to get
\n" ); document.write( "\"a=24\"
\n" ); document.write( "--
\n" ); document.write( "case 2:
\n" ); document.write( "\"12%2B1%2F%283a%29=20\"
\n" ); document.write( "step 1 - multiply by 3a to get
\n" ); document.write( "\"36a%2B1=60a\"
\n" ); document.write( "subtract 36a to get
\n" ); document.write( "\"1=24a\"
\n" ); document.write( "divide by 24 to get
\n" ); document.write( "\"1%2F24+=+a\"
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