What is 93 x 78 + 69 - 420
Can you sub to me!

Me with this one question, and i'll upvote the brainliest answer

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 =

What is the answer to this question? i'm a bit stumped. also how do i do it? 5(x - 4) = 2(x + 5)