Simplify this algebraic expression completely. 8y - 2(у + 4)
ОА, бу – 4
ОВ. бу + 4
ОС. бу – 8
OD. бу + 2

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.