Which number sentence has exactly one solution? A. x + 5.4 > 8
B. 14(x – 5) = 13
C. 3x + 7.5 ≤ 9
D. 12x – 19 > 24

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=