Factor the Expression Completely: -14a+56b+84c-28a+42

What is the area of triangle abc if a = 8, b = 11, and c = 15?

Why do interests rates on loans to be lower in a weak economy than in a strong one

In a certain city, the hourly wage of workers on temporary employment contracts is normally distributed. the mean is $15 and the standard deviation is $3. what percentage of temporary workers earn less than $12 per hour? a. 6% b. 16% c. 26% d. 36%