Homework Help: math

Posted by Clara on Sunday, January 24, 2010 at 2:27pm.

Krista has $0.85 in nickels and dimes. She has 2 more nickels than dimes. How many nickels does she have?

math - Candace, Sunday, January 24, 2010 at 2:33pm
Im the sure but im going to say:
5 dimes and 7 nickels
math - Reiny, Sunday, January 24, 2010 at 2:54pm
let the number of dimes be d
then the number of nickels is d+2

solve
10d + 5(d+2) = 85

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