-3(x+x+4)=-30

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Solution for -3(x+x+4)=-30 equation: 



-3(x+x+4)=-30

We move all terms to the left:

-3(x+x+4)-(-30)=0

We add all the numbers together, and all the variables

-3(2x+4)-(-30)=0

We add all the numbers together, and all the variables

-3(2x+4)+30=0

We multiply parentheses

-6x-12+30=0

We add all the numbers together, and all the variables

-6x+18=0

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

-6x=-18

x=-18/-6

x=+3

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