Krista and Alexa played balloon darts in a school fair. Krista popped 5 balloons and Alexa popped n balloons. Together, they popped a total of 13 balloons, Which equation can be used to determine the number of balloons Alexa popped? How many balloons did she pop? (1 point)
n + 13 = 5 Alexa popped 8 balloons.
n - 13 = 5 Alexa popped 18 balloons
n + 5 = 13 Alexa popped 8 balloons.
n - 5 = 13 Alexa popped 18 balloons.