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a fost răspuns

(324:6+345)×2+1237=43×a+
1354
va rog dau coroana

Răspuns :

AndreeaFlavia
(324:6+345)×2+1237=43a+1354
(54+345)×2+1237=43a+1354
399×2+1237=43a+1354
798+1237=43a +1354
2035=43a+1354
43a=2035-1354
43a=681
a= 681:43
a= 15,83721