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Cine raspunde primul ii dau coroana​

Cine Raspunde Primul Ii Dau Coroana class=

Răspuns :

[675-126×3+(426:3+a×3):2]:4×6=714

[675-126×3+(426:3+a×3):2]:4=119

675-126×3+(426:3+a×3):2=476

675-378+(426:3+a×3):2=476

-378+(426:3+a×3):2=-199

(426:3+a×3):2=179

426:3+a×3=358

142+a×3=358

a×3=216

a=72