PLEASE HELP Frank's dog weighs 4.25 times more than his cat weighs. If his cat weighs 13.8 pounds,
how much does his dog weigh?

One line passes through (-7,-4) and (5,4) . another line passes through the point (-4,6) and (6,-9)

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 =

If i have 20$ and i gave 5$ away how much i got