Ming rented a bike from Ted's Bikes. It cost $13 plus $3 per hour. If Ming paid $31, then he rented the bike for how many hours?

A)7.
B)10.3333
C)6
D)10

For the function, f(x) = -5x 2, find f(-4).

Brent works part-time at a clothing store. he earns an hourly wage of $15. if he needs to earn more than $45 in a day and works for x hours a day, which inequality represents this situation? a. 15x > 45 b. 15x < 60 c. x > 60 d. 15x < 45 e. x < 60

Find the roots of the polynomial function f(x) = x^3 + 2x^2 + x