Answer:
c(10)=40
c(15)=52.5
Step-by-step explanation:
c(10) means you plug 10 into your x same with (c15) you plug in 15 so for c(10) it would be 2.5(10) + 15 which is 40
Answer: 5 new games. 1 old game.
4x5=$20
Add the remaining $2 which Is the cost of 1 old game to get to the total spent.
Your pfp. *kneels down*
will you marry me, genshin player?