Examine the work shown. explain the error and find the correct result.

2(4 - 16) - (-30)
2(-12) - (-30)
24 - (-30)
54

Is the product of seventeen negative numbers, positive or negative ?

Which of the following expressions is equal to 2x^2+8

The administrator of a large assisted living facility wanted to know the average age of the residents living at the facility. he randomly selected 12 residents and determined their age, listed here: 80, 65, 75, 83, 68, 73, 88, 79, 94, 72, 79, 68 what's the average age of the sample of residents? a. 79 years old b. 68 years old c. 75 years old d. 77 years old