beidounali062 beidounali062
  • 19-11-2020
  • Chemistry
contestada

I am very confused on how to do this please read the following attachments

I am very confused on how to do this please read the following attachments class=
I am very confused on how to do this please read the following attachments class=

Respuesta :

maluandrade85
maluandrade85 maluandrade85
  • 19-11-2020

Answer:

you will add then subtract to get the answer

Answer Link
isabella543 isabella543
  • 19-11-2020
U have to add and -
Answer Link

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