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document.write( "three times the sum of a number and nine is equal to six times the number, minus nine. find the number \n" );
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Algebra.Com's Answer #434820 by checkley79(3341) ![]() You can put this solution on YOUR website! 3(X+9)=6X-9 \n" ); document.write( "3X+27=6X-9 \n" ); document.write( "3X-6X=9-27 \n" ); document.write( "-3X=-18 \n" ); document.write( "X=-18/-3 \n" ); document.write( "X=6 ANS. \n" ); document.write( " |