84=-6(1+x)

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Solution for 84=-6(1+x) equation: 



84=-6(1+x)

We move all terms to the left:

84-(-6(1+x))=0

We add all the numbers together, and all the variables

-(-6(x+1))+84=0



We calculate terms in parentheses: -(-6(x+1)), so:

-6(x+1)

We multiply parentheses

-6x-6

Back to the equation:

-(-6x-6)



We get rid of parentheses

6x+6+84=0

We add all the numbers together, and all the variables

6x+90=0

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

6x=-90

x=-90/6

x=-15

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