27.
last week paul earned a total of $300. he earned $12 per hour plus a $60 bonus. the equation below can be used to determine h, the number of hours paul worked last week.

12h + 60 = 300

how many hours did paul work last week?

(1 point)
• 35
• 25
• 30
• 20

Which expression is equal to (21)(7)(3x) using the associative property? (21 · 7 · 3)x (7)(21)(3x) 32(7 + 3x) (3x)(7)(21)

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”?

Two numbers have a sum of -19. one number is x. what expression represents the other number?