Aformula for finding the area of a rectangle is a=l⋅w. if you know the area (a) and length (l) of a rectangle, which formula can you use to find the width (w)?

Alake near the arctic circle is covered by a sheet of ice during the cold winter months. when spring arrives, the ice starts to melt. s(t) models the ice sheet's thickness (in meters) as a function of time tt (in weeks). s(t)=-0.25t+4

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.

One line passes through (-7,-4) and (5,4) . another line passes through the point (-4,6) and (6,-9)