add 2x²-4x+2,7x+5x²-5
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Answer:
7x² + 3x -3
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Very easy let's see,
4x2 - 2x) - (-5x2 - 8x)
= 4x2 - 2x + 5x2 + 8x.
= 4x2 + 5x2 - 2x + 8x.
= 9x2 + 6x.
= 3x(3x + 2).
Please don't make my answer as brainlist
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