476,916 views
2 votes
2 votes
PLZ ANSWER QUICK

A youth group went on trip to EXPO Dubai Travelling in two Vans. The number of people in each van and the total cost of admission are shown in the table. Find the adult price and student price of admission

PLZ ANSWER QUICK A youth group went on trip to EXPO Dubai Travelling in two Vans. The-example-1
User KingPuppy
by
2.9k points

1 Answer

19 votes
19 votes

☆Answer :

  • A = Adult
  • B = Student

Soo :

2a + 3b = 325

2a + 7b = 505 -

-4b = -180

4b = 180

b = 45


\:

2a + 3b = 325

2a + 3(45) = 325

2a + 135 = 325

2a = 325 - 135

2a = 190

a = 95

User Mohammed Elhag
by
3.0k points