Răspuns :
1000-898-(32:8×9+6×a)=50
= 1000-898-(36+6a) = 50
= 1000-898-36-6a = 50
= 66-6a = 50
-6a = 50-66
-6a = -16
a = -16 : (-6)
a = 16/6
a = 8/3.
1000-898-(32:8×9+6×a)=50
= 1000-898-(36+6a) = 50
= 1000-898-36-6a = 50
= 66-6a = 50
-6a = 50-66
-6a = -16
a = -16 : (-6)
a = 16/6
a = 8/3.