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Mathematics, 24.09.2019 23:00 unknownday7

Sonji has $5.25 in nickels and dimes. the coin value can be modeled by the equation 0.100 +0.05n=5.25, where d represents
the number of dimes and n represents the number of nickels. if sonji has 21 dimes, how many nickels does she have?
35
42
63
105

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Sonji has $5.25 in nickels and dimes. the coin value can be modeled by the equation 0.100 +0.05n=5.2...

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