opops1993 opops1993

26-06-2020
Mathematics

contestada

What is the value of the expression when n = 3?
GO
- 2 n(5 + n-8-3n)

Respuesta :

Emmanuella0 Emmanuella0

26-06-2020

Answer:

54

Step-by-step explanation:

since n = 3

= -2n ( 5n+n-8-3n)

= -2 (3) ( 5+(3)-8-3(3) )

= -6 (5+3-8-9)

= -6 (5-5-9)

= -6 (-9)

= 54.

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