document.write( "Question 32410: Some dimes and pennies are in a stack.
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document.write( "They have a total value of $2.31.
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document.write( "How many dimes are in the stack if there are twice as many dimes as pennies? \n" );
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Algebra.Com's Answer #18899 by mukhopadhyay(490)![]() ![]() ![]() You can put this solution on YOUR website! Pennies = x \n" ); document.write( "Dimes = 2x \n" ); document.write( "2x(10) + x = 231 \n" ); document.write( "=> 21x = 231 \n" ); document.write( "=> x = 11 \n" ); document.write( "Pennies: 11 and dimes 22 \n" ); document.write( " |