aniyahriley14
aniyahriley14 aniyahriley14
  • 23-09-2019
  • Mathematics
contestada

Which equation is an identity?


3w + 8 – w = 4w – 2(w – 4)


7m – 5 = 8m + 7 – m


–3y + 3 = –3y – 6


9 – (2v + 3) = –2v – 6

Respuesta :

sqdancefan
sqdancefan sqdancefan
  • 23-09-2019

Answer:

  3w + 8 – w = 4w – 2(w – 4)

Step-by-step explanation:

The simplified forms of each of these equations are ...

  • 2w +8 = 2w +8 . . . . . .the identity you're looking for
  • 7m -5 = 7m +7 . . . . . . never true
  • -3y +3 = -3y -6 . . . . . . never true
  • -2v +6 = -2v -6 . . . . . . never true
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