18=(x+4)2

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Solution for 18=(x+4)2 equation: 



18=(x+4)2

We move all terms to the left:

18-((x+4)2)=0



We calculate terms in parentheses: -((x+4)2), so:

(x+4)2

We multiply parentheses

2x+8

Back to the equation:

-(2x+8)



We get rid of parentheses

-2x-8+18=0

We add all the numbers together, and all the variables

-2x+10=0

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

-2x=-10

x=-10/-2

x=+5

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