document.write( "Question 330804: The digits of a three-digit number add up to 18. If the ten’s digit is twice the hundred’s digit and the hundred’s digit is 1/3 the unit’s digit, what is the number? ?
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Algebra.Com's Answer #237147 by mananth(16946)![]() ![]() You can put this solution on YOUR website! x+y+z=18 \n" ); document.write( "y=2x \n" ); document.write( "x=z/3 \n" ); document.write( ".. \n" ); document.write( "Plug the value of y & z in the first equation \n" ); document.write( "x+2x+3x=18 \n" ); document.write( "6x=18 \n" ); document.write( "x=3 \n" ); document.write( ".. \n" ); document.write( "y=2x \n" ); document.write( "y=6 \n" ); document.write( ".. \n" ); document.write( "z=3x \n" ); document.write( "z=3*3=9\r \n" ); document.write( "\n" ); document.write( "The number is 369 \n" ); document.write( " |