Answer:
75+32·M=X
M=Months she goes to the gym
X=Total she pays
Explanation:
you need to variables
M= represents the amount of months she goes to the gym
X= represents the total that she paid
$75(fee)+32·M($ per month)=X(the total)
Example= 1 month
75+32·1=X
107=X-----> Total she pays