document.write( "Question 1131033: Jamil always throws loose change into a pencil holder on his desk and takes it out every two weeks. This time it is all nickels and dimes. There are twice as many dimes as nickels, and the value of the dimes is $ 0.90 more than the value of the nickels. How many nickels does Jamil have? \n" ); document.write( "

Algebra.Com's Answer #747630 by ikleyn(52781) $\"\"$ $\"About$

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document.write( "Let x be the number of nickles; then the number of dimes is  2x.\r\n" );
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document.write( "The \"value\" equation is\r\n" );
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document.write( "    10*(2x) - 5x = 90   cents.\r\n" );
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document.write( "Simplify and solve it\r\n" );
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document.write( "    20x - 5x = 90\r\n" );
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document.write( "    15x = 90\r\n" );
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document.write( "      x = 90/15 = 6.\r\n" );
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document.write( "Answer.   6 nickels  and  2*6 = 12 dimes.\r\n" );
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