Respuesta :

We need to calculate:

[tex]-47+(-27)[/tex]

To do this, we use the fact that +*- = - :

[tex]-47+(-27)=-47-27[/tex]

Now, we factor the -1 common term:

[tex]-47-27=-(47+27)[/tex]

Adding the numbers in the parentheses:

[tex]-(47+27)=-(74)=-74[/tex]

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