Suppose A has a coordinate of 8 and AB = 3. What are the possible midpoints of AB? A. 5, 11
B. 6.5, 9.5
C. 2.5, 5.5
D. 1.5, 4

Solve the equation below: (x+4)/6x=1/x a. x=2 b. x=0,2 c. x=-2 d. x=0,-2

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”?

What is the slope of the line (-7,2) (4,6)