Evaluate the given function.
f(x) = 2; find f(-5) and f(0.3)

f(-5) =
f(0.3) = 0

Pls , the question is in the picture!

Twice the sum of a number and 4 is equal to three times the difference of the number and 7. find the number.

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