Andracristinabask Andracristinabask Matematică a fost răspuns S. Så se efectueze: a) -3+4.(-5) = d) -15+5.(-2) g) -15-3:(-2) = c) 7+4.(-3) = 1)-6-8.(-2) = b) 6+3.(-2) = e) 6-3:(-4)= h) 4-5:(-1) =
