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mdmmmdasohamkajdamkd mdmmmdasohamkajdamkd
  • 28-12-2020
  • Mathematics
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Respuesta :

jimrgrant1 jimrgrant1
  • 28-12-2020

Answer:

5l² + 25ln

Step-by-step explanation:

We require

4l(10n - 3m + 2l) - 3l(l - 4m + 5n) ← distribute both parenthesis

= 40ln - 12lm + 8l² - 3l² + 12lm - 15ln ← collect like terms

= 5l² + 25ln

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