Alandscaper has 34 ton of mulch. she puts 116 ton of mulch on each flower bed. how many flower beds does she put mulch on? enter your answer in the box. the answer is 12

Ahigh definition tv cost $800 with a down payment of 2/5 of the cost. how much is left to pay, in dollars after the down payment has been made?

Can someone explain to me how to do

36x2 + 49y2 = 1,764 the foci are located at: (-√13, 0) and (√13,0) (0, -√13) and (0,√13) (-1, 0) and (1, 0)edit: the answer is (- the square root of 13, 0) and (the square root of 13, 0)