Mathematics, 27.07.2019 23:20 jessicagustama

Jessica has 9 more nickels then dimes, and the total value of her coins is $1.50. how many nickels does she have? let n represent the number of nickels. a. 0.10n+0.05(n+9)=1.50 b. 0.10(n-9)+0.05n=1.50 c. 0.10(n+9)+0.05n=1.50 d. 0.10n+0.05n+9=1.50

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Jessica has 9 more nickels then dimes, and the total value of her coins is $1.50. how many nickels d...