Respuesta :

Answer: A

Step-by-step explanation:

[tex]5x+3=4x[/tex]

Subtract 5x from both sides to isolate x's on one side and independent values on the other

[tex]-5x+5x+3=4x-5x[/tex]

[tex]3=-x[/tex]

Multiply by -1 to make x positive

[tex]-3=x[/tex]

The answer A, I believe so!!!!!