Respuesta:
12-(-6)-(-3)+(-4)+4 = a 21
-10-(-5)+4+(-7)-6+(+8) = a -31
-5-(+3)+4+(-7)-6+(+8= -3
quien me verifica aber si esta mal
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Respuesta:
12-(-6)-(-3)+(-4)+4 = a 21
-10-(-5)+4+(-7)-6+(+8) = a -31
-5-(+3)+4+(-7)-6+(+8= -3
quien me verifica aber si esta mal