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Solve 7x^2–20x = 3.



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1 Answer

7 votes

Answer:

x=3, -1/7

Explanation:

7x^2-20x-3=0

Factor.

(x-3)(7x+1)=0

x-3=0 ⇒ x=3

7x+1=0 ⇒7x=-1 ⇒x= -1/7

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