2 years ago

Expand these expressions.−(−x − 7)

2 answers:

8 0

Answer:

+x - 7

Explanation:

-(-x - 7)

- × - = +

- × + = -

-(-x - 7) = +x - 7

7 0

Answer is x+7
Because -1*-x=x
-1*-7=7
Therefore it’s x+7

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Expand these expressions.−(−x − 7)​