Mirelapuciumandea201 Mirelapuciumandea201 12-10-2022 Matematică a fost răspuns Calculaţi: a) (3x + 4x-2x): x; b) [5 (3x + 7x) - 3 (5x +4x)]: 23 + 2x; c) 21x - {3x + [2x + (4x + 2x) 3]:5}:7.
