The function f(x) = is translated using the rule (x, y) → (x – 6, y + 9) to create A(x). Which expression describes the range of A(x)?

y > –9
y > –6
y > 6
y > 9

Suppose that the price p, in dollars, and the number of sales, x, of a certain item follow the equation 4 p plus 4 x plus 2 pxequals56. suppose also that p and x are both functions of time, measured in days. find the rate at which x is changing when xequals2, pequals6, and startfraction dp over dt endfraction equals1.5.