(x+7)=81

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Solution for (x+7)=81 equation: 



(x+7)=81

We move all terms to the left:

(x+7)-(81)=0

We get rid of parentheses

x+7-81=0

We add all the numbers together, and all the variables

x-74=0

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

x=74

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