3+(1+u)2=9

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Solution for 3+(1+u)2=9 equation:


3 + (1 + u) 2 = 9

We simplify the equation to the form, which is simple to understand 
3+(1+u)2=9

Reorder the terms in parentheses
3+(+2+2u)=9

Remove unnecessary parentheses
+3+2+2u=+9

We move all terms containing u to the left and all other terms to the right. 
+2u=+9-3-2

We simplify left and right side of the equation. 
+2u=+4

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

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