Question

which is the following is true?
(a)10+(-10)=20
(b)10-(-10)=-20
(c)10-(-10)=20
(d)10+(10)=10​

Answer 1

Answer:

10+(-10)=10

i hope it help you

Answer 2

Answer:

b 10-(-10)=-20

is true

hope it's help you

Step-by-step explanation:

reason

- - =+

and sign is same -

so

10 +10 =20