If f(x) = -3 and g(x) = 3x2 + x - 6, find (f+g)(x). O A. 3x2 + x-9
O B. 3x? - {x-3
O C. 3x2 + x - 3
O D. 4x2 - 9

Can someone me and plz do the problem

An octagonal prism has jow many lateral faces?

Atruck can be rented from company a $50 a day plus $0.60 per mile. company b charges $20 a day plus $0.80 per mile to rent the same truck. find the number of miles in a day at which the rental costs for company a and company b are the same