Problema Solution

A number of students rent a car for $160 for a one-week camping trip. If another student had joined the group, each person's share of expenses would have been reduced by $8. How many students were in the original group?

Answer provided by our tutors

160/X = 160/X+1     +  8

SOLVING WE GET

 

x = 5, -4

 

students cannot be negative

 

number of students  =  5