Respuesta :

Answer:

B.) 5

Hope this helps :)

Step-by-step explanation:

5x - 4x + 3 = 4x - 12

x + 3 = 4x - 12

 +12               +12

x + 15 = 4x

-x         -x

15 = 3x

x = 5

The Answer Is (B) X=15
— = (5)
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