Respuesta :

sqdancefan

9514 1404 393

Answer:

  19

Step-by-step explanation:

The evaluation is easier if we simplify the expression first.

  9(n +2) -5n = 9n +18 -5n = 4n +18

For n = 1/4, this is ...

  = 4(1/4) +18 = 1 +18

  = 19

The value of the expression for n = 1/4 is 19.

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