Respuesta :

Step-by-step explanation:

so first you combine like terms , 3x-x-4=4 turns into 4x-4=4 then u add 4 to both sides [inverse operations]

4x-4=4

+4 +4

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

4x= 8

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4. 4

×=2

then u use inverse operations. agian and divide 4 into 8 and you get 2 !! x = 2

julianharris869

Answer:

x = 4

Step-by-step\ explanation:

4 = 3x -x -4

+4           +4 - cancel out

8 = 3x -x          (3x -x = 2x)

8 = 2x

divide

2x divided by 8 = 4(answer)