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Anastaziya [24]
3 years ago
5

x2 + 3x - 40 = ( _ + _ ) ( _ - _ ) help fill in the blanks my math teacher is terrible and I can’t figure it out ☹️

Mathematics
1 answer:
Whitepunk [10]3 years ago
8 0

x2 +3x-40= x2+8x-5x-40=x(x+8)-5(x+8)=. (x+8) (x-5).

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