Respuesta :

Answer:

1.4=x

Step-by-step explanation:

4-5x-3=0

7-5x=0

+5x   +5x

___________-

7=0+5x

-0   -0

__________

7=5x

÷5   ÷5

__________-

1.4=x

Hope this helps ;D

Answer:

Step-by-step explanation:

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