Gabrielle’s age I’d two times mikhails’s age. The sum of their ages is 60. What is mikhail’s age?

What is the anwers for 9+2x=5x-3-x

Which will form a composite function?

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