Peter says, "If you subtract 19 from my number and multiply the difference by −3, the result is −33." What is Peter's number? use distribute to solve

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 integer is 8 times another. if the product is 72, then find the integers

Піf x = y and y= z, which statement must be true? оа. -x = -2 b. x= z ос. —x = 2 od. 2= x