AurianaWoods07
AurianaWoods07 AurianaWoods07
  • 01-02-2021
  • Mathematics
contestada

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

Respuesta :

luoma
luoma luoma
  • 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.

Answer Link
mxlissa
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
Answer Link

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