Respuesta :

sweetyhere

Answer:

hey

Step-by-step explanation:

let the age of man be x

400-3x=163

400-163=3x

237/3=x

x= 79

devishri1977

Answer:

Step-by-step explanation:

Let x be the age of wise man

3 time his age = 3x

400 reduced by 3 times his age  = 400 - 3x

400 - 3x = 163

-3x = 163 - 400

-3x = -237

x = -237/-3

x = 79 years

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