document.write( "Question 293124: One number is 12 more than another. The sum of the smaller number and twice the larger number is 39. Find the larger number. \n" ); document.write( "
Algebra.Com's Answer #211645 by checkley77(12844)\"\" \"About 
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X=Y+12
\n" ); document.write( "Y+2X=39
\n" ); document.write( "Y+2(Y+12)=39
\n" ); document.write( "Y+2Y+24=39
\n" ); document.write( "3Y=39-24
\n" ); document.write( "3Y=15
\n" ); document.write( "Y=15
\n" ); document.write( "Y=5 ANS.
\n" ); document.write( "X=5+12=17 ANS.
\n" ); document.write( "PROOF:
\n" ); document.write( "5+2*17=39
\n" ); document.write( "5+34=39
\n" ); document.write( "39=39 \n" ); document.write( "
\n" );