document.write( "Question 1153552: Hi
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document.write( "This is exactly as it appears in the textbook. Josie needs a new computer and has saved $1500.00. She decided to wait for the end of year sale where she was promised a 15 percent discount and a further 3 percent off if she paid cash.\r
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document.write( "What is the maximum value to the dollar of a full priced computer she can afford if she pays cash.\r
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document.write( "What is the difference between the full price computer she can afford with cash and of a computer she paid by card.\r
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document.write( "Thanks \n" );
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Algebra.Com's Answer #775797 by ikleyn(52809)![]() ![]() You can put this solution on YOUR website! . \n" ); document.write( " \r\n" ); document.write( "\r\n" ); document.write( "Let x be the maximum value of the full priced computer she can afford if she pays cash\r\n" ); document.write( "\r\n" ); document.write( " (i.e. exactly the unknown value under the question).\r\n" ); document.write( "\r\n" ); document.write( "\r\n" ); document.write( "Then the equation for x, from the given condition, is\r\n" ); document.write( "\r\n" ); document.write( "\r\n" ); document.write( " 0.97*(0.85x) = 1500 dollars, (1)\r\n" ); document.write( "\r\n" ); document.write( "\r\n" ); document.write( "where 0.85 = 1-0.15 and 0.97 = 1-0.03.\r\n" ); document.write( "\r\n" ); document.write( "\r\n" ); document.write( "From equation (1)\r\n" ); document.write( "\r\n" ); document.write( "\r\n" ); document.write( " x =\r \n" ); document.write( "\n" ); document.write( "--------------\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "The \"after-solution\" notice.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "The problem's formulation in THIS post ( \"exactly as in the textbook\" ) is correct and meaningful.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "The problem's formulation in your previous post was nonsensical.\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "The conclusion, the diagnosis and the advise for the future : \r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \r\n" ); document.write( " if you do not understand the subject,\r\n" ); document.write( "\r\n" ); document.write( " do not make your arbitrary changes in the original formulations.\r\n" ); document.write( "\r\n" ); document.write( " Post them \"word-in-word\", as is.\r\n" ); document.write( "\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "/\/\/\/\/\/\/\/\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "In one of my previous posts, I wrote once that, according to my feeling,\r \n" ); document.write( "\n" ); document.write( "there is a \"visitor\" in this forum at the opposite end of the Internet,\r \n" ); document.write( "\n" ); document.write( "who permanently and intently corrupts every post he submits.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "It looks like that my suggestion was correct, and now I detected and discovered this visitor.\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |