Jonatan and Trudu had an equal number of coins. After Jonatan gave away 30 coins and Trudu gave away 49 coins, Jonatan had 2 times as many coins as Trudu. How many coins did each have at first?
(x - 30) = 2 ( x - 49)
x -30 = 2x - 98
x = 98 - 30
x = 68
Each had 68 at first