Respuesta:
Explicación paso a paso:
x/2 + (-5) = -7
x/2= -7+5
x/2= -2
x= -2/2 = -1
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Respuesta:
Explicación paso a paso:
x/2 + (-5) = -7
x/2= -7+5
x/2= -2
x= -2/2 = -1