7x+7=-2+4(x+9)

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Solution for 7x+7=-2+4(x+9) equation: 



7x+7=-2+4(x+9)

We move all terms to the left:

7x+7-(-2+4(x+9))=0



We calculate terms in parentheses: -(-2+4(x+9)), so:

-2+4(x+9)

determiningTheFunctionDomain
4(x+9)-2

We multiply parentheses

4x+36-2

We add all the numbers together, and all the variables

4x+34

Back to the equation:

-(4x+34)



We get rid of parentheses

7x-4x-34+7=0

We add all the numbers together, and all the variables

3x-27=0

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

3x=27

x=27/3

x=9

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