👤

Determina valoarea lui a din .
(324:6+345:5)×2+1237=43×a+1354


Răspuns :

(54+69)x2+1237=43xa+1354
123x2+1237=43xa+1354
246+1237=43xa+1354
1483=43xa+1354
43xa=1483-1354=129
a=129:43
a=3