Add: 2x^2-8x-9 and 3x^2+8x-2
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Answer:
(2x²-8x-9)+(3x²+8x-2)
=2x²-8x-9+3x²+8x-2
=2x²+3x²-8x+8x-9-2
=5x²-11
Hope it helps you!!
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