AurianaWoods07 AurianaWoods07

01-02-2021
Mathematics

contestada

Which expression is equivalent to 0?
(a)(-a)
a +(-a)
a/-a
a - (-a)

Respuesta :

01-02-2021

Answer:

a - a or (a +(-a))

Step-by-step explanation:

A negative plus a positive is always zero if they have the same variable.

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mxlissa mxlissa

01-02-2021

a+(-a) equals zero because they cancel each other out .

(a)(-a) equals -a
a/-a equals -a
and
a-(-a) equals positive a

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