simply (5x+2) (2x - 3x + 5) - 7x (3x-5y)
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Step-by-step explanation:
(5x+2) (2x - 3x + 5) - 7x (3x-5y)
= (10x2 - 15x2 + 25x + 4x -6x + 10) - 21x + 35xy
= -5x2 + 23x + 10 - 21x + 35xy
= -5x2 +2x + 10 + 35xy
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