Respuesta:
a) 8 - (15 + 9 - 12) = 8 - 12 = -4
b) 27 -17 -5 +25 = 30
c) -16 -34 -18 -8 = -76
d) -12 - (-13 -5 +4) = -12 - (-14) = -12 + 14 = 2
e) 8 -3 - (-9 -6) = 5 - (-15) = 5 + 15 = 20
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Verified answer
Respuesta:
a) 8 - (15 + 9 - 12) = 8 - 12 = -4
b) 27 -17 -5 +25 = 30
c) -16 -34 -18 -8 = -76
d) -12 - (-13 -5 +4) = -12 - (-14) = -12 + 14 = 2
e) 8 -3 - (-9 -6) = 5 - (-15) = 5 + 15 = 20