Simplify (7 - c) (-1)

-7 + c

Step-by-step explanation:

Given the expression

(7 - c) (-1)

Distribute - 1 in (7 - c)

That is

-1 x 7 - 1 x - c

Negative times negative becomes positive while negative times positive becomes negative.

Therefore, we now have

-7 + c

-7 + C in other form, C + 7

Just open the bracket