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Ilienicoleta13oxn8m7
a fost răspuns

{7+7•[7+9•(5+225:15-15)]}

Răspuns :

Tonino
225:15 = 15 ,  5+15-15 = 5 , 9 x 5 = 45 , 45+ 7 = 52 , 52 x 7 =  364, 364 + 7 = 371

Didi12342
{7+7×[7+9×(5+225:15-15)]} =

= {7+7×[7+9×(5+15-15)]} =

= [7+7×(7+9×5)] =

= [7+7×(7+45)] =

= 7 + 7 × 52 =

= 7 + 364 =

= 371

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