Answer :
Step-by-step explanation:
the point of multiplying the equation to 5 and 2 is to simplify it so its easier to apply elimination.
x as a variable for adults
y as variable for students

Step-by-step explanation:
the point of multiplying the equation to 5 and 2 is to simplify it so its easier to apply elimination.
x as a variable for adults
y as variable for students