Respuesta :

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Answer:

(4/5n + 2/5k) - 3

Step-by-step explanation:

Four-fifths of n

= 4/5 × n

Two-fifths of k

= 2/5 × k

The sum of four-fifths of n and two-fifths of k will be:

4/5n + 2/5k

Then minus 3.

(4/5n + 2/5k) - 3