Please solve the above question correctly while showing detailed working.

Sinda MOKADDEM asked Jul 21, 2022

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Sinda MOKADDEM asked Jul 21, 2022

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21 votes

Answer:

- 4x³ - 2xy - 2y²

Explanation:

3x³ + 5xy - 8y² - (7x³ + 7xy - 6y²) ← distribute parenthesis by - 1

= 3x³ + 5xy - 8y² - 7x³ - 7xy + 6y² ← collect like terms

= - 4x³ - 2xy - 2y²

Medk answered Jul 25, 2022

by Medk

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