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rezolvati ecuatia:
107+2x=741

complet


Răspuns :

2x=741-107
2x=634
x=634/2
x=317
 Proba :  107+2×317=741
                107+634=741
                        741=741 ( A)

[tex]\displaystyle 107+2x=741 \\ 2x=741-107 \\ 2x=634 \\ x= \frac{634}{2} \\ \boxed{x=317} \\ V:107+2 \cdot 317=741 \\ 107+634=741 \\ 741=741[/tex]