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(124×3+897×4+X)×5-4=2006​

Răspuns :

Răspuns:

(372+3488+X)×5-4=2006

( 3860+X)×5-4=2006|+4

(3860+X)×5=2010

3860+X=2010|÷5

3860+X=42

X=3860-42

X=3818