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anzhelika [568]
3 years ago
15

Solve 7x^2–20x = 3. ;

Mathematics
2 answers:
valentinak56 [21]3 years ago
7 0

Answer:

x = \frac{-1}{7} <em>or </em>x = 3<em />

sasho [114]3 years ago
3 0

Answer:

x=3, -1/7

Step-by-step 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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