Answer:
the perimeter is 28
Step-by-step explanation:
2+2=4
12+12=24
24+4=28
The volume of a box is:

So for our problem will be:
Take the amount of rows in the auditorium, 15, and multiply that by the number of new seats in each row, 3. You get 45. Now multiply the number of new seats, 45, by the cost of each seat, $74. You get $3,330.
Sub -2 for x
h(-2)=3(-2)+1
h(-2)=-6+1
h(-2)=-5