Which equation represents the situation shown in the bar diagram?

A. n + 2 = 15
B. 4n + 2 = 15
C. 4(n + 2) = 15
D. 4n – 2 = 15

Negative 5 1/12 + negative 4 1/4 + 6 3/4

What is the absolute value of the complex number -4-sqrt2i

The evening newspaper is delivered at a random time between 5: 30 and 6: 30 pm. dinner is at a random time between 6: 00 and 7: 00 pm. each spinner is spun 30 times and the newspaper arrived 19 times before dinner. determine the experimental probability of the newspaper arriving before dinner.