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[(a-2)x3+26}:25=8  aflati numarul necunoscut


Răspuns :

[(a-2)*3+26]/25=8
(a-2)*3+26=25*8
(a-2)*3=200-26
a-2=174/3
a=58+2=60
(a-2)x3+26=8x25=200
(a-2)x3=200-26=174
a-2=174:3=28
a-2=58
a=58+2=60
a=60