Solve the equation by factoring.
-6x - 2 = (3x +
On the LHS, -6x-2=-2(3x+1), and on the RHS, it is (3x+1)^2. So common term is (3x+1).
by factoring 3x+1, you can get (3x+1)^2+2(3x+1)=0
therefore, x=-1/3 or x=-1
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