Răspuns :
(x+2416)-1987+1504-2938=2016
x+2416 = 2016+1987-1504+2938
x+2416 = 4003-1504+2938
x+2416 = 2499+2938
x +2416 = 5437
x = 5437 - 2416
x = 3021
x+2416 = 2016+1987-1504+2938
x+2416 = 4003-1504+2938
x+2416 = 2499+2938
x +2416 = 5437
x = 5437 - 2416
x = 3021