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200-5x[7+3x(17-5x2)]

Răspuns :

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Vezi imaginea ANCUTA47
200-5×[7+3×(17-5×2)]
Mai se rezolva paranteza rotunda
200-5×[7+3×(17-10)]
200-5×[7+3×7]

si acum paranteza patrata

200-5×[7+21]
200-5×28
200-140
=60