Mathematics, 10.11.2020 22:50 webbjalia04

Question 2 A bag contains 30 coins consisting of pennies and nickels. The total value of the coins is $138. Which system of equations can be used to determine the number of pennies, p.
and the number of nickels, n, in the bag?
Answer
A 01n + 05p = 1.38
P + n = 30
.01n + 05p = 30
p1 38
C 0.018 +0.05n = 138
B
P = 30
D
0919 60 059 30
pn=138

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