Please help me with this geometry question. It’s over similar triangles all you have to do is sent up the other half of the problem. I’ll mark you brainiest if it’s correct and you help.

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=