AIR MATH

Math Question

Sonji has \( \$ 5.25 \) in nickels and dimes. The coin value can be modeled by the equation \( 0.108+0.05 n=5.25 \), 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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