document.write( "Question 1207766: A 20-pound bag of Economy brand cement mix contains 25% cement and 75% sand. How much pure cement must be added to produce a cement mix that is 40% cement?\r
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document.write( "I came up with this equation:\r
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document.write( "0.25x + 0.75x = 0.40(2x)\r
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document.write( "You say? \n" );
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Algebra.Com's Answer #845833 by ikleyn(52781)![]() ![]() You can put this solution on YOUR website! .\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Your setup equation is FATALLY wrong. It is irrelevant to wording description. \n" ); document.write( "One item has no any relation to the other. \n" ); document.write( "There is NO any logical connections between them.\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "This problem was solved at this forum many years ago (perhaps, 15 years ago).\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "For solution, see the link\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "https://www.algebra.com/algebra/homework/word/mixtures/Mixture_Word_Problems.faq.question.512728.html#google_vignette\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |