The mean weight of four pieces of luggage is 80 pounds. If three of the pieces have weights of 72, 85, and 98 pounds, then what does the fourth piece of luggage weigh?
O 58 pounds
O 65 pounds
O72 pounds
85 pounds

it'll be 65

Step-by-step explanation:

65 + 72 + 98 + 85 is 320 and that divided by 4 is 80

in mathematics, a function is a relationship between two variables such that the value of one of the variables, called the dependent variable, is determined by the value of the other variable, called the independent variable. there is a specific term we use to describe the set of independent variables of a function.