08-08-2019
Mathematics

contestada

Which expression is equivalent to 4 - (-7)
A 7 + 4
B 4 - 7
C - 7 - 4
D - 4 +7

Respuesta :

08-08-2019

A
you need to open ()
two minueses together is plus
so its 7+4=11

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sqdancefan sqdancefan

08-08-2019

Answer:

A. 7 + 4

Step-by-step explanation:

The opposite of a negative number is a positive number with the same magnitude. That is, -(-7) = +7.

So, the expression simplifies to ...

4 + 7

That is equivalent to ...

7 + 4 . . . . . . matches choice A

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