1 nickel = $0.05
1 dime = $0.10
The question means:
$38 + $0.05 ∙ c = $30 + $ 0.1 ∙ c
where c = number of coins
38 + 0.05 c = 30 + 0.1 c
Try to solve this equation.
The solution is:
c = 160
The money from two vending machines is being collected. One machine contains 30 dollar bills and a bunch of dimes. The other machine contains 38 dollar bills and a bunch of nickels. The number of coins in both machine is equal , and the amount of money that the machines collected is also equal.
How much coins are in each machine?
2 answers
Thank you!