3+6=4-(x+7)

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Solution for 3+6=4-(x+7) equation: 



3+6=4-(x+7)

We move all terms to the left:

3+6-(4-(x+7))=0

We add all the numbers together, and all the variables

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



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

4-(x+7)

determiningTheFunctionDomain
-(x+7)+4

We get rid of parentheses

-x-7+4

We add all the numbers together, and all the variables

-1x-3

Back to the equation:

-(-1x-3)



We get rid of parentheses

1x+3+9=0

We add all the numbers together, and all the variables

x+12=0

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

x=-12

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