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Ajutor *5+14×2-54:9):3+3×(27:9+2)-42:2=

Răspuns :

Renatemambouko
(5+14×2-54:9):3+3×(27:9+2)-42:2=
=(5+28-6):3+3×(3+2)-21=
=27:3+3×5-21=
=9+15-21=
=24-21=3
(5+28-6):3+3×(3+2)-21=
(33-6):3+3×5-21=
27:3+15-21=
9+15-21=
24-21=3