u=27-8u

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Solution for u=27-8u equation:


u=27-8u

We simplify the equation to the form, which is simple to understand 
u=27-8u

We move all terms containing u to the left and all other terms to the right. 
+1u+8u=+27

We simplify left and right side of the equation. 
+9u=+27

We divide both sides of the equation by 9 to get u. 
u=3

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