7(-3-6x)=-231

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Solution for 7(-3-6x)=-231 equation: 



7(-3-6x)=-231

We move all terms to the left:

7(-3-6x)-(-231)=0

We add all the numbers together, and all the variables

7(-6x-3)-(-231)=0

We add all the numbers together, and all the variables

7(-6x-3)+231=0

We multiply parentheses

-42x-21+231=0

We add all the numbers together, and all the variables

-42x+210=0

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

-42x=-210

x=-210/-42

x=+5

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