Look at each equation and possible solution. tell whether each solution is correct.
a. –3x = -30; x= -10
b. 25 – 2y= 13; y = 6
c. ? + 2 = 6; z = 16

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=