RESPUESTA:
1) -2
2)-10
EXPLICACIÓN PASO A PASO:
1) (-5)+(9-4)-6+4
(-5)+5-6+4
-6+4=-2
2)4-12-(5-3)
4-12-2=-10
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RESPUESTA:
1) -2
2)-10
EXPLICACIÓN PASO A PASO:
1) (-5)+(9-4)-6+4
(-5)+5-6+4
-6+4=-2
2)4-12-(5-3)
4-12-2=-10