Step-by-step explanation:
Square Mc hammered Square Puff
2000 should be it I'm pretty sure
21x -15 + 5 = 10x - 5
21x -5 = 10x
11x = 5
x = 5/11
X = total amount paid
y = number of tickets
z = number of bags
your equation:
x = 10y + 5z + 3
hope this helps