Question

PLS HELP I NEED ANSWER ASAP!
PPLS BE RIGHT!

Answer 1

There Were 6 Vans And 3 Buses.
6 x 13 = 78
3 x 40 = 120
120 + 78 = 198

Answer 2

They used 6 vans and 3 buses

Explanation:

x + y= 9

13x + 40y= 198

x= 9 - y

13(9 - y) + 40y= 198

117 - 13y + 40y= 198

27y= 81

y= 3

9-3= 6