document.write( "Question 1079077: latrell has a jar containing quarters and nickels. there are 21 coins all together. the total value is $4.05. how many quarters and nickels are in the jar \n" ); document.write( "

Algebra.Com's Answer #693433 by Fombitz(32388) $\"\"$ $\"About$

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1. $\"Q%2BN=21\"$
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\n" ); document.write( " $\"25Q%2B5N=405\"$
\n" ); document.write( "2. $\"5Q%2BN=81\"$
\n" ); document.write( "Subtract eq. 1 from eq. 2,
\n" ); document.write( " $\"5Q%2BN-Q-N=81-21\"$
\n" ); document.write( " $\"4Q=60\"$
\n" ); document.write( "Solve for Q then use either equation to solve for N.
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