Question

Plz help its due tonight

thanks a lot

Answer 1

`x + y = 14 \\ 340x + 1030y = 8210`

`x = 14 - y`
Substitute into

`340(14 - y) + 1030y = 8210 \\ 4760 - 340y + 1030y = 8210 \\ 690y = 3450 \\ y = 5`
Insert y = 5 into

`x = 14 - 5 \\ x = 9`
Answer: 9 coach tickets, 5 first class tickets.

Hope this helps.