A class trip is going on a trip to a museum. It costs $820 to rent a bus. Each ticket to the museum costs $11. Evaluate the cost of this trip for 39 people * please help me

I got to the answer 1,249 correct me if I'm wrong

1,249

Step-by-step explanation:

if I'm wrong correct me but I think it should be right because you multiply 11 and 39 and get 429 then add 820 to it and it should be 1249

option (b) is correct

step-by-step explanation:

to find the solution of this system, we need to convert it into reduced row-echelon form. we have,

after applying row operations r2 -> r2/2 and r3 -> r3/3, we get,