Yes. Absolute values are always positive, so for example:
the absolute value of 1 is 1, and the absolute value of -1 is also 1
or the absolute value of 7 is 7, and the absolute value of -7 is also 7
and so on!
1 ticket is 3$ 2 tickets are 6$ 3 tickets are 9$ and 4 tickets are 12$.