Yolanda paid for her movie ticket using 28 coins, all nickels and quarters. The ticket cost $4. Which system of linear equations can be used to find the number of nickels, n, and the number of quarters, q, Yolanda used?
A
n + q = 28 0.05n + 0.25q = 4D
n + q = 4 0.05n + 0.25q = 28