What is the solution to 4+5e^x+2=11

Math i have no idea how to do a and b

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

Sawsan recorded the favorite sport of students at her school. she surveyed 200 students. how many students chose tennis?