Question

(912 - 54950 : y) + 483 = 610

Answer 1

912-54950/у=610-483=127
-54950/у =127-912= -785
54950/у=785
у=54950/785
у=70

Answer 2

(912-54950:y)+483=610
912-54950:y=610-483
912-54950:y=127
54950:y=912-127
54950:y=785
y=54950:785
y=70
______________________
(912-54950:y)+483=610
610=610