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21-01-2021
Mathematics

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Dennis mowed his next door neighbor’s lawn for a handful of dimes and nickels, 80 coins in all. Upon completing the job he counted out the coins and it came to $6.60. Which system of equations could be used to find the exact number of dimes and nickels?

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krvkorifyyuvrjjv4o krvkorifyyuvrjjv4o

21-01-2021

Answer:

d + n = 80

.10d + .05n = 6.60

Step-by-step explanation:

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