Question

21+[39-27-(4+16-12)]}-34+(72-47)=
Ayuda
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Answer 1

Respuesta:

21+[39-27-(4+16-12)]}-34+(72-47)=

{21+ [ 39-27+4-16+12]} -34 + 25

{21 + 12} -36 +25

33-36+25= 22