Question

9x² - 5y² + 3x² + 2y² - 4x² - y²

Answer 1

Answer:

8x^2-8y^2

Step-by-step explanation:

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Answer 2

Answer:

$8 {x}^{2} - 4 {y}^{2}$

Step-by-step explanation:

$9 {x}^{2} - 5 {y}^{2} + 3 {x}^{2} + 2 {y}^{2} - 4 {x}^{2} - {y}^{2}$

$9 {x}^{2} + 3 {x}^{2} - 4 {x}^{2} - 5 {y}^{2} + 2 {y}^{2} - {y}^{2}$

$12 {x}^{2} - 4 {x}^{2} - 6 {y}^{2} + 2 {y}^{2}$

HERE IS YOUR ANSWER:

$8 {x}^{2} - 4 {y}^{2}$