Answer :
A total of 50 people are in the club but only 45 of them went for the two trips.
Equation
An equation is an expression used to show the relationship between two or more variables and numbers.
Let x represent the total number of people in the club.
Since 45 members are in the trip, hence:
(2/5)x + (1/2)x = 45
0.9x = 45
x = 50
A total of 50 people are in the club but only 45 of them went for the two trips.
Find out more on Equation at: https://brainly.com/question/18831322