Question

simply :2 6m2+ 3n- 5m² - 8n​

Answer 1

Answer:

(´；ω；｀) I hope it's helpful for you

Answer 2

Answer:

$= \: 26 {m}^{2} + 3n - {5m}^{2} - 8n \\ = \: {26m}^{2} - {5m}^{2} + 3n - 8n \\ = \: \: \: \: \: \huge {21m}^{2} - 5n$

Step-by-step explanation:

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