Question

Choose all answers that apply
A -x + (-x) = 0
B x - (-x) = 0
C none of the above

Answer 1

C none of the above

because x-(-x)=x+x=2xand

-x+(-x)= -x-x=-2x

so answer is 'C' none of the above

Answer 2

c

Explanation:

none of the above