Is -12, -10, -8, and -6 linear, exponential or neither

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

Askate shop rents roller skates as shown on the table below. which graph and function models this situation?

The measures of the legs of a right triangle are 15m and 20m . what is the length of the hypotenuse