Question

Which equation demonstrates the opposite of a sum property?

A.
(22 + 10) + 3 = (10 + 22) + 3

B.
–5 + 13 = 13 + (–5)

C.
(12 + (–4)) + 14 = 12 + ((–4) + 14)

D.
–(–6 + 17) = 6 + (–17)

Answer 1

@calculusxy

Answer 2

@1351250faith

Answer 3

a+b is a sum
-(a+b) is read to be the opposite of the sum of a and b
so the opposite of (a+b) is -(a+b)=-a-b

Answer 4

sooooooo? a

Answer 5

I don't see anywhere in choice a where you have something like -(a+b)=-a-b

Answer 6

D

Answer 7

try to use what I have said

Answer 8

yes that seems right to me

Answer 9

What value of h makes the statement true?

(17 + h) + (–9) = 17 + (5 + (–9))

A.
–21

B.
–5

C.
5

D.
21

Answer 10

21