Question

Expand these expressions.
−(−x − 7)​

Answer 1

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

Answer 2

+x - 7

Step-by-step explanation:

-(-x - 7)

- × - = +

- × + = -

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