What is the value of -(-9)?
Explain your reasoning.

-(-9) is 9

Step-by-step explanation:

-(-9)

(when there are two negatives multiplyed with eachother, the product will be postive)

+ 9

+ 9  = 9

- ( - 9 ) =

( - 1 ) × ( - 1 × 9 ) =

( - 1 ) × ( - 1 ) × ( 9 ) =

( + 1 ) × 9 =

1 × 9 =

9

for a it would be 24 children.

for b i don't understand the question. is it saying for each individual person they pick 5 reds to 7 greens or is it the whole group. clarify and i hope this can you.

step-by-step explanation:

really really sorry if i'm

-12 -5(x + 4) = 3x

-12 - 5x - 20 = 3x

-12 - 20 - 5x = 3x

-32 - 5x = 3x

    + 5x   + 5x

-32 = 8x

8         8

- 4= x