Answer:
y = 7x +10
Step-by-step explanation:
The cost for the person will be 7x for the popcorn and 10 for the ticket, for a total of ...
2
1+3(x-1)-2x
Substitute the value of x into the equation:
1 + 3(4-1) -2 (4)
1 + 3(3)- 8
1 + 9 - 8
the coeffiectans is 100
