document.write( "Question 965355: If Robert has ten coins all nickels and dimes worth 70 cents how many of each kind does he have? This equation is for graphing system of equations \n" ); document.write( "
Algebra.Com's Answer #590068 by Alan3354(69443)\"\" \"About 
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n + d = 10
\n" ); document.write( "5n + 10d = 70
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