(18+x)2=30=

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Solution for (18+x)2=30= equation: 



(18+x)2=30=

We move all terms to the left:

(18+x)2-(30)=0

We add all the numbers together, and all the variables

(x+18)2-30=0

We multiply parentheses

2x+36-30=0

We add all the numbers together, and all the variables

2x+6=0

We move all terms containing x to the left, all other terms to the right

2x=-6

x=-6/2

x=-3

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