-x*x+x+6=0

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Solution for -x*x+x+6=0 equation:


-x*x+x+6=0

We simplify the equation to the form, which is simple to understand
-x*x+x+6=0

We move all terms containing x to the left and all other terms to the right.
+1x+1x=0-6

We simplify left and right side of the equation.
+2x=-6

We divide both sides of the equation by 2 to get x.
x=-3

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