Guys listen to me, I need a tutor ASAP for my tomorrow’s test that’s calculus and it contains all lessons about derivative ex chain rule and soo on, I need a help if you can help me I will be really appreciating it and I will pray for you, just help me please!

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=