If 3x−y=12, what is the value of 8x2y?

Which is an advantage to using nonrenewable resources? a. they can be cheaper. b.they can have a lower impact on the environment. c.they can be used up rapidly. d.they can contribute to global warming.

Of the 168 hours in a week as a full time student you should spend how many hours per week on school work?

Which of the following always exist between two objects having mass ● elastic force ● contact force ●gravitational force ●magnetic force