Kathie had some candy to give to her 5 children. she first took three pieces for herself and then evenly divided the rest among her children. each children receive four pieces. with how many pieces did she start with?

Which matrix multiplication is possible?

True or false look at the picture pls : /

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 =