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(-10x^2+2)+(-2x^2+9x+7)
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7 votes
(-10x^2+2)+(-2x^2+9x+7)

User Shambhav
by
5.1k points

1 Answer

8 votes

Answer:

- 12x² + 9x + 9

Explanation:

(- 10x² + 2) + (- 2x² + 9x + 7 ) ← remove parenthesis

= - 10x² + 2 - 2x² + 9x + 7 ← collect like terms

= - 12x² + 9x + 9

User Davidcann
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4.9k points
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