x.2-8x-20=0

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Solution for x.2-8x-20=0 equation:


x.2-8x-20=0

We simplify the equation to the form, which is simple to understand 
x.2-8x-20=0

We move all terms containing x to the left and all other terms to the right. 
-8x=0+20

We simplify left and right side of the equation. 
-8x=+20

We divide both sides of the equation by -8 to get x. 
x=-2.5

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