Math, asked by Smart7742, 21 days ago

(3x²+2y²) + (-x²-7y²) - (x²-4y²)=

Answers

Answered by niral

0

Answer:

Mark as brainliest answer.

Step-by-step explanation:

→ (3x²+2y²) + (-x²-7y²) - (x²-4y²)=

→ 3x² + 2y² - x² - 7y² - x² + 4y²

→ 3x² - x² - x² + 2y² - 7y² + 4y²

→ x² - y²

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