document.write( "Question 381232: \"I'm thinking of a number that, when you multiply it by 9, it is the same as adding 8 to 7 times the number. What is the number?\"\r
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Algebra.Com's Answer #270422 by Jk22(389)![]() ![]() You can put this solution on YOUR website! Let n be this number, then 9n = 8+7n \n" ); document.write( " \n" ); document.write( "hence 2n=8, this number n is 4, indeed : \n" ); document.write( " \n" ); document.write( "9*4=36 and 7*4=28 28 and 8 is 36.\r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |