Bjr
= (2x-5)(x-1)-(x-1)²(x+8)
= (x-1)×(2x-5-(x-1)×(x+8))
= (x-1)×(2x-5-(x²+8x-x-8))
= (x-1)×(2x-5-(x²+7x-8))
= (x-1)×(2x-5-x²-7x+8)
= (x-1)×(-5x+3-x²)
❤
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Bjr
= (2x-5)(x-1)-(x-1)²(x+8)
= (x-1)×(2x-5-(x-1)×(x+8))
= (x-1)×(2x-5-(x²+8x-x-8))
= (x-1)×(2x-5-(x²+7x-8))
= (x-1)×(2x-5-x²-7x+8)
= (x-1)×(-5x+3-x²)
❤