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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
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Oct 17, 2018
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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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Tanius
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0.10d + 0.05n = 1.50
n = d + 9......d = n - 9
0.10(n - 9) + 0.05n = 1.50 <====
Nee
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Oct 21, 2018
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