-28:((-12+9)-(9-12:3)+1)
con proceso por fa
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Answered by
1
Answer:
-28:(-3-(9-12/3)+1)
-28:(-3-(15/3)+1)
-28:(-3-5+1)
-28:(-8+1)
-28:(-7)
-28/-7
=4
Answered by
1
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