This is the table x, y
1, -6
2, -9
3, -27/2
4, -81/4
5, -243/8

Write a linear function (y=mx+b) or an exponential function (y=a(b)^x) that models the data.

y=

Please help need it quick asap

James is playing his favorite game at the arcade. after playing the game 3 times, he has 8 tokens remaining. he initially had 20 tokens, and the game costs the same number of tokens each time. the number t of tokens james has is a function of g, the number of games he plays. write the function’s formula? t=