Respuesta :

Answer:

x = -4

Step-by-step explanation:

3 = 4x + 31 / 5

*5                 *5

------------------------

15 = 4x + 31

-31         -31

------------------------

-16 = 4x

/4      /4

------------------------

-4 = x

teddiarsa

Answer:

x = -4 --> solution

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