F(x) = -x² + x + 14
Find f (2)

Two variables, x and y, vary inversely, and x=12 when y=4. what is the value of y when x=3?

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.

Two numbers have a sum of -19. one number is x. what expression represents the other number?