A young sumo wrestler goes on a special diet to gain weight.
The variable w models the wrestler's weight (in kilograms) after the wrestler has been on a special diet for t months.

Which expression is equivalent to (9x - 3 1/ + 1 3/8)

12. the amount of money in a bank account decreased by 21.5% over the last year. if the amount of money at the beginning of the year is represented by ‘n', write 3 equivalent expressions to represent the amount of money in the bank account after the decrease?

Scores on a university exam are normally distributed with a mean of 78 and a standard deviation of 8. the professor teaching the class declares that a score of 70 or higher is required for a grade of at least “c.” using the 68-95-99.7 rule, what percentage of students failed to earn a grade of at least “c”?