Mathematics, 01.12.2019 05:31 csarge2972
Sonji has $5.25 in nickels and dimes. the coin value can be modeled by the equation 0.10d + 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
**the answer is 63. if anyone still wants to answer this, go ahead, i'll be generous and give brainiest if you explain well enough.**
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Sonji has $5.25 in nickels and dimes. the coin value can be modeled by the equation 0.10d + 0.05n =...
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