Math, asked by Anonymous, 5 months ago

15. (3/mn - 8/m + 4mn - 2nl) + (21 – 4m – 21mn - nm)

Answers

Answered by mdimitranova

1

Answer:

(3-8n-18m^2n^2-2mn^2=21mn-4m^2n)/mn

Step-by-step explanation:

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