When kaitlin divided a fraction by 1/2 the result was a mixed number. was the original fraction less than or greater than 1/2?

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.

What is the slope of the line shown below?

X+y=-4 x-y=2 use elimination with adding and subtraction