5(2x + y) - (2x + y)(x - 7y)
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Answer:
2x² + 10x + 13y + 14xy - yx
Step-by-step explanation:
⇒ 5(2x + y) - (2x + y)(x - 7y)
⇒ 10x + 5y - (2x² - 14xy + yx - 8y)
⇒ 10x + 5y - 2x² + 14xy - yx + 8y
⇒ 2x² + 10x + 5y + 8y + 14xy - yx
⇒ ∴ 2x² + 10x + 13y + 14xy - yx
I hope this helps :)
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