(8+12)=(x+18)

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Solution for (8+12)=(x+18) equation: 



(8+12)=(x+18)

We move all terms to the left:

(8+12)-((x+18))=0

We add all the numbers together, and all the variables

-((x+18))+20=0



We calculate terms in parentheses: -((x+18)), so:

(x+18)

We get rid of parentheses

x+18

Back to the equation:

-(x+18)



We get rid of parentheses

-x-18+20=0

We add all the numbers together, and all the variables

-1x+2=0

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

-x=-2

x=-2/-1

x=+2

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