Question

Someone pls answer this quesgion fast

Answer 1

Dimes = 9 coins

Nickels = 12 coins

Explanation:

idk

Answer 2

Dimes = 9 coins

Nickels = 12 coins

Explanation:

N + D = 21 ---> N = 21 - D

.05N + .1D = 1.5

Substitute N = 21 - D into .05N + .1D = 1.5

.05(21 - D) + .1D = 1.5

1.05 - .05D + .1D = 1.5

.05D = .45

D = 9

N = 21 - 9

N = 12

Dimes = 9 coins

Nickels = 12 coins