?? anyone know thank you

Which of the following expressions is equal to 2x^2+8

Find the constant of variation for the relation and use it to write an equation for the statement. then solve the equation.

Fa bus driver leaves her first stop by 7: 00 a.m., her route will take less than 37 minutes. if she leaves after 7: 00 a.m., she estimates that the same route will take no less than 42 minutes. which inequality represents the time it takes to drive the route, r?