Eureka math lesson 6 subtract fractions from numbers between 1 and 2

49xy +34y - 72z. determine the degree of the polynomial

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=

Could someone me with this question i’ve been stuck on it for 20 minutes