Respuesta :

ZoyAnw

The value of a number increases when its subtracted by a negative. In the expression 5 - -4, since 4 is a negative integer that’s being subtracted, it’s added to the 5 — which would equal 9.

Answer:

9

Step-by-step explanation:

Hello

When you have two negative symbols, you have to multiplied them, so:

-*-= +

+*+= +

+*-=-

-*+ = -

You can to do more research lookin this: "Algebraic operations with symbols" or "The sign´s law"

I attached a illustrative image about this.

Then,

5 - (-4)   (here is with -*- )

5 + 4

9

Best regards

Ver imagen samuelrengifo
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