Find the midpoint of the segment below and enter its coordinates as an ordered pair. If necessary, express coordinates as fractions, using the slash
mark (/) for the fraction bar.
(-1,2) (7,3)

Suppose that the price p (in dollars) and the weekly sales x (in thousands of units) of a certain commodity satisfy the demand equation 4p cubedplusx squaredequals38 comma 400. determine the rate at which sales are changing at a time when xequals80, pequals20, and the price is falling at the rate of $.20 per week.

Use the elimination method to solve the systems of equations.choose the correct ordered pair. 7x+4y=39

1. how do you convert the repeating, nonterminating decimal 0. to a fraction? explain the process as you solve the problem.