document.write( "Question 1203944: Aldo's Coffee Shop makes a blend that is a mixture of two types of coffee. Type A coffee costs $4.10 Aldo per pound, and type B coffee costs per $5.15 pound. This month's blend used twice as many pounds of type B coffee as type A, for a total cost of 288.00. How many pounds of type A coffee were used? \n" ); document.write( "

Algebra.Com's Answer #839884 by ikleyn(52788) $\"\"$ $\"About$

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\n" ); document.write( "Aldo's Coffee Shop makes a blend that is a mixture of two types of coffee.
\n" ); document.write( "Type A coffee costs $4.10 Aldo per pound, and type B coffee costs per $5.15 pound.
\n" ); document.write( "This month's blend used twice as many pounds of type B coffee as type A,
\n" ); document.write( "for a total cost of 288.00. How many pounds of type A coffee were used?
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document.write( "x  = pounds of coffee type A;\r\n" );
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document.write( "2x = pounds of coffee type B.\r\n" );
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document.write( "The total cost equation\r\n" );
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document.write( "    4.10x + 5.15*(2x) = 288.00  dollars.\r\n" );
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document.write( "Simplify and find x\r\n" );
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document.write( "    4.10x + 10.30x = 288\r\n" );
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document.write( "        14.40x     = 288\r\n" );
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document.write( "             x     = 288/14.40 = 20.\r\n" );
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document.write( "ANSWER.  20 pounds of coffee type A.\r\n" );
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