Question

A jar contains n nickels and d dimes. There are 28 coins in the jar,and total value of the coins is $2.20. How many nickels and dimes are in the jar? Show your work

Answer 1

n+d=20

:) yw

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Answer 2

n + d = 20 (there are a total of 20 nickels and dimes).05n + .1d = 1.4 (total change equals $1.40)