Write an equation or inequality the quotient of a number x and 2 is no more than 9

How do you use the elimination method for this question? explain, because i really want to understand!

The weight of an object in the water is 7% of its weight out of the water. what is the weight of a 652g object in the water?

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?