Respuesta:
a) -5 + 2= -3
-6 + 1= -5
-7 + 6= -1
b) -10 + 2
-7 -1 = -8
-80 + 72 = -8
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Verified answer
Respuesta:
a) -5 + 2= -3
-6 + 1= -5
-7 + 6= -1
b) -10 + 2
-7 -1 = -8
-80 + 72 = -8