Factor 200x to the 2- 18

Which function has the same domain as y=2x

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 tt of tokens james has is a function of gg, the number of games he plays

Simply 8x squared + 5(7x squared- x) - 2x =