document.write( "Question 1174541: Dark chocolate costs $40 dollars per pound. Mustard costs $5 per pound. Ellie wants to create a 10 pound mixture of the two items that costs $26 dollars per pound. How much dark chocolate and mustard must she buy? \n" ); document.write( "

Algebra.Com's Answer #799953 by ikleyn(52790) $\"\"$ $\"About$

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document.write( "Your \"total cost\" equation is\r\n" );
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document.write( "    40*C + 5*(10-C) = 26*10\r\n" );
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document.write( "where \"C\" is the mass of the dark chocolate, in pounds.\r\n" );
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document.write( "From the equation\r\n" );
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document.write( "    C =  = 6.\r\n" );
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document.write( "ANSWER.  6 pounds of the dark chocolate and  10-6 = 4 pounds of mustard.\r\n" );
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