marinasantos07 marinasantos07

19-05-2020
Mathematics

contestada

what is x in x + 4 = -x - 4

Respuesta :

tylerkabay8 tylerkabay8

19-05-2020

Answer: -4

Step-by-step explanation:

Answer Link

fatemehkorea fatemehkorea

19-05-2020

Answer:

x = - 4

Step-by-step explanation:

x + 4 = - x - 4

x + x = - 4 - 4

2x = - 8

x = - 8/2

x = - 4

Answer Link

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