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(−8x+7)(4x+2)−(−8x+7)(6x−9)

(−8x+7)(4x+2)−(−8x+7)(6x−9)
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4 votes
(−8x+7)(4x+2)−(−8x+7)(6x−9)

User NDEIGU
by
7.9k points

1 Answer

3 votes

Answer:
16x^2-102x+77

Explanation:

1) distribute


(-8x+7)(4x+2)\\-32x^2-16x+28x+14\\-32x^2+12x+14

2) distribute


(-8x+7)(6x-9)\\-48x^2+72x+42x-63\\-48x^2+114x-63

3) solve


(-32x^2+12x+14)-(-48x^2+114x-63)\\(-32x^2+12x+14)+(48x^2-114x+63)\\16x^2-102x+77

User Martin Zabel
by
8.5k points
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