-4=3+7(x-4)

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



-4=3+7(x-4)

We move all terms to the left:

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



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

3+7(x-4)

determiningTheFunctionDomain
7(x-4)+3

We multiply parentheses

7x-28+3

We add all the numbers together, and all the variables

7x-25

Back to the equation:

-(7x-25)



We get rid of parentheses

-7x+25-4=0

We add all the numbers together, and all the variables

-7x+21=0

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

-7x=-21

x=-21/-7

x=+3

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