And auto repair shop charges $135 or three hours of labor. What hourly rate is being charged?

Gretchen is setting up for a banquet. she has 300 chairs and needs to distribute them evenly among t tables. how many chairs should she put at each table? write your answer as an expression.

An airport in death valley is 60 feet below sea level, and an airplane is flying 2,000 feet above sea level. how many feet must the plane descend in order to land? a. 2060 b. 2000 feet c. 1940 feet d. 1880 feet e.1400 feet will mark as brainliest

If f(x)=-x^2+6x-1 and g(x)=3x^2-4x-1,find(f+g)(x)