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What is the result when 12x2-7y2 is added by -10x2+y2?

A.2x2-6y2
B.2x2+6y2
C.-2x2-8y2
D.-2x2+8y2​

User Sanya Tobi
by
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1 Answer

6 votes

Answer:

A

Explanation:

12x² - 7y² - 10x² + y² = 12x² - 10x² - 7y² + y²

= (12 - 10)x² + (-7 + 1)y²

= 2x² + (-6y²)

= 2x² - 6y²

User Sahin
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