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b)30 + 4 x[36 : 9 + 3 x(20 + 8 x 42 : 2)]

Răspuns :

30+4x[36:9+3x(20+8x42:2)]=
30+4x[4+3x(20+336:2)]=
30+4x[4+3x(20+168)]=
30+4x[4+3x188]=
30+4x[4+564]=
30+4x568=
30+2272=2302
30 + 4 x [ 36 : 9 + 3 x (20 +8 x 42 ; 2)]=
30 + 4 x [ 4 + 3 x ( 20 + 336 :2 )]=
30 + 4 x [ 4 + 3 x ( 20 + 168 )] =
30 + 4 x [ 4 + 3 x 188] =
30 + 4 x [ 4 + 564] =
30 + 4 x 568=
30 + 2272= 2302