Question

2)
37•307+293•37-37•77-33•37

3)
8•11•323+277•44•2+11•2la a3a•920-4•22•731

4)
(3)la a 3 la a4 a•(3)la a 2la a5 a:(3)la a 5a la a4 a-1 la a 9 a

Answer 1

2) = 37(307+293-77-33)=37*446=16502
3) = 88*323+277*88+11*8*920-88*731=88*323+88*277+88*920-88*731=88*(323+277+920-731)=88*789=69432
4) nu inteleg ce cere si nici care este ecuatia