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a fost răspuns

-3 3/14 * (-3 2/5 + 2 1/15 - 3 1/3)

Răspuns :

- 45/14 x ( - 17/5 + 31/15 - 10/3 ) = -45/14 x ( -51/15 + 31/15 - 50/15) = 
= -45/14 x (-70/15) = 45/2 x 10/15 = 3 x 5 = 15

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