Which point-slope equation represents a line that passes through (3, –2) with a slope of ?

y – 3 = –4/5(x + 2)
y – 2 = 4/5(x – 3)
y + 2 = –4/5(x – 3)
y + 3 = 4/5(x + 2)

Acable car begins its trip by moving up a hill. as it moves up, it gains elevation at a constant rate of 50 feet/minute until it reaches the peak at 2,000 feet. then, as the car moves down to the hill’s base, its elevation drops at the same rate.

Which of the following is the correct ratio for converting kilograms to grams

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.