document.write( "Question 387073: Niki has 8 coins worth $1.40. Some of the coins are nickles and some are quarters. How many quarters and nickles does Niki have? \n" ); document.write( "
Algebra.Com's Answer #275495 by robertb(5830)\"\" \"About 
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0.05n + 0.25(8 - n) = 1.40;
\n" ); document.write( "0.05n + 2 - 0.25n = 1.40;
\n" ); document.write( "-0.2n = -0.6;
\n" ); document.write( "n = 3, the number of nickels, and
\n" ); document.write( "8 - n = 5, the number of quarters.\r
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