A publishing company's cost, in thousands of dollars, is represented by the function C(x)=x+3200 and its revenue, in thousands of dollars, is represented by the function R(x)=3x. Each book is represented by x.

Add 1/7 + -1/7 your answer should be reduced to its smallest form and should not be an improper fraction

What expression is equivalent to 1/2(2+3x-6)

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