81-4x=0

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Solution for 81-4x=0 equation:


81-4x=0

We simplify the equation to the form, which is simple to understand 
81-4x=0

We move all terms containing x to the left and all other terms to the right. 
-4x=0-81

We simplify left and right side of the equation. 
-4x=-81

We divide both sides of the equation by -4 to get x. 
x=20.25

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