Respuesta :

Answer:

1.6 hours

Step-by-step explanation:

x = number of hours he run

4x = 6.4 (divide 4 by both sides)

[tex]\frac{4x}{4} =[/tex] [tex]\frac{6.4}{4\\}[/tex]

x = [tex]\frac{6.4}{4}[/tex]  (divide 6.4 and 4)

x = 1.6 hours

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