Question

Your friend says that since -a is the opposite of a, the opposite of a number is always negative. Describe and correct the error.​

Answer 1

no not true,

Explanation:

the opposite of neg a is pos a the oppisite of a number can allways be ither or

Answer 2

See below.

Explanation:

This is not always the case because of the number zero. Zero is the opposite of itself and has no sign.

Also a is the opposite of -a so in the case the opposite is positive.