(7x-3)=(81)

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Solution for (7x-3)=(81) equation: 



(7x-3)=(81)

We move all terms to the left:

(7x-3)-((81))=0

determiningTheFunctionDomain
(7x-3)-81=0

We get rid of parentheses

7x-3-81=0

We add all the numbers together, and all the variables

7x-84=0

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

7x=84

x=84/7

x=12

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