Respuesta:
-91
Explicación paso a paso:
–7{5-[(-10+2)+4-(-7)]-(5-8)+8}=
–7{5-[(-8)+4-(-7)]-(5-8)+8}=
–7{5-[(-8)+4+7)]-(5-8)+8}=
–7{5-[(-8)+4+7)]-(-3)+8}=
–7{5-[(-8)+4+7)]+3+8}=
–7{5-[-8+4+7)]+3+8}=
–7{5-3+3+8}=
–7{5+8}=
–7x13=
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Respuesta:
-91
Explicación paso a paso:
–7{5-[(-10+2)+4-(-7)]-(5-8)+8}=
–7{5-[(-8)+4-(-7)]-(5-8)+8}=
–7{5-[(-8)+4+7)]-(5-8)+8}=
–7{5-[(-8)+4+7)]-(-3)+8}=
–7{5-[(-8)+4+7)]+3+8}=
–7{5-[-8+4+7)]+3+8}=
–7{5-3+3+8}=
–7{5-3+3+8}=
–7{5+8}=
–7x13=
-91