Tom order 3 tickets for his 3 friends. Each ticket cost $16.00 and also $2.50 one time service fee. What is the expression? Use your expression to find the total cost for ordering 4 tickets online?

Total cost for 4 tickets is $66.50

Step-by-step explanation:

Let 'n' be the number of tickets

Each ticket cost $16.00 and also $2.50 one time service fee

2.50 is the initial fee that is the service fee

cost of n tickets is 16n

so the expression for the  total cost is

use this expression to find the total cost for 4 tickets

plug in 4 for n

Total cost for 4 tickets is $66.50

-7/8

step-by-step explanation:

instead of subtracting you add the -6/8 and -1/8