Can someone explain to me how to find the value of x.

Which statement describes the term economics? a. it is the study of using limited resources to fulfill wants and needs. b. it is the study of how governments fulfill the wants and needs of nations. c. it is the study of how people spend their money to fulfill wants and needs.

In the geometric progression –3, 12, −48… what term is 3,072?

Which expression is equivalent to -5(3x - 6/7)