Help smb please cause I really need help on this!?!

Really need on these. i have no idea what to do

Which polynomial function has x intercepts -1, 0, and 2 and passes through the point (1, -6)

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