22+7a=9a
22=2a
11=a
Good luck!
I’m pretty sure the answer is 12 he can buy 12 raffle tickets hope it helps
Answer:
c
Step-by-step explanation:
Y = kx
Y is the total cost
The number of dvds is x
The cost of each one ($12) is k
y = $12x
Or instead of Y you can but T for total cost
t = $12x