Question

Solve 7x^2–20x = 3.



;

Answer 1

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