Write an expression for the calculation subtract 12 doubled from 132

The water has been on the stove y=9.5x+62.1 after how many minutes will the tempature be 138.1 f

Ian is in training for a national hot dog eating contest on the 4th of july. on his first day of training, he eats 4 hot dogs. each day, he plans to eat 110% of the number of hot dogs he ate the previous day. write an explicit formula that could be used to find the number of hot dogs ian will eat on any particular day.

Is experimental probibilty the same as the observed frequency in math? i need the answer asap!