3-7(x+8)=-81

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Solution for 3-7(x+8)=-81 equation: 



3-7(x+8)=-81

We move all terms to the left:

3-7(x+8)-(-81)=0

We add all the numbers together, and all the variables

-7(x+8)+84=0

We multiply parentheses

-7x-56+84=0

We add all the numbers together, and all the variables

-7x+28=0

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

-7x=-28

x=-28/-7

x=+4

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