Which equation is an example of the commutative property of multiplication? O (8 +61) = (6i + 8)
O (8 +61)(7 - 91) = (7 - 91)(8 +61)
(8 + 6) (7 - 91) = (8 +61)(7 - 91)(1)
(8 +61) = (8 + 6i+O)

Charlie is at an amusement park that has 18 different rides. each ride costs $1.75. the function c(r) = 1.75r represents the total amount of money that charlie will spend if he goes on r rides, but he never goes on the same one more than once. what domain and range are reasonable for the function?