I need help figuring this out :)

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

Asap will give brainiest to first person to answer what is the measure of angle b in the triangle? enter your answer in the box.m∠b=

1. solve the system of equations by graphing: y = -3x - 3 m = b = y = 2x + 2 m = b = plz solve now