(x-4)2=9

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Solution for (x-4)2=9 equation:


(x-4)2=9

We simplify the equation to the form, which is simple to understand 
(x-4)2=9

Reorder the terms in parentheses
(+2x-8)=9

Remove unnecessary parentheses
+2x-8=9

We move all terms containing x to the left and all other terms to the right. 
+2x=+9+8

We simplify left and right side of the equation. 
+2x=+17

We divide both sides of the equation by 2 to get x. 
x=8.5

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