For this case, the first thing we must do is define variables.
We have then:
x: number of trips.
y: amount of money remaining.
We now write the equation for each person.
For Kaisorn we have:

Pata Thom we have:

Answer:
The system of equations that represents this situation is given by:


Answer: 504
Step-by-step explanation:
Answer:
9:1
Step-by-step explanation:
90:10
find number both can be divided by(simplify)
90/10 10/10
9:1