423=3+7(8x-4)

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Solution for 423=3+7(8x-4) equation: 



423=3+7(8x-4)

We move all terms to the left:

423-(3+7(8x-4))=0



We calculate terms in parentheses: -(3+7(8x-4)), so:

3+7(8x-4)

determiningTheFunctionDomain
7(8x-4)+3

We multiply parentheses

56x-28+3

We add all the numbers together, and all the variables

56x-25

Back to the equation:

-(56x-25)



We get rid of parentheses

-56x+25+423=0

We add all the numbers together, and all the variables

-56x+448=0

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

-56x=-448

x=-448/-56

x=+8

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