Which expressions are equivalent to 5(5x+7)-3(x-4)? Select three options, . 35x+35-12 5x+47 0 13x+35–13x+12 513x)+(507)-(3) 5) x +(3) (4) 15x+35-1x-12 Save and Exit Mark this and return

Aball is thrown from a height of 139 feet with an initial downward velocity of 15 ft/s. the ball's height h (in feet) after t seconds is given by the following. h=139-15t-16t^2 how long after the ball is thrown does it hit the ground? round your answer(s) to the nearest hundredth. (if there is more than one answer, use the "or" button.) t =