40 points PLSS HELP lots of points but I do need step by step solution on how to find the independent variable
A neighborhood swim club charges a one time fee of $25 to join and 85$ each month if M is the number of months of membership and A is the total amount spent then the are related by the equation a=25+85m Which variable is the independent variable?
A.m
B.a
C.There is no relationship between the variables
