7(-7x+9)=-231

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Solution for 7(-7x+9)=-231 equation: 



7(-7x+9)=-231

We move all terms to the left:

7(-7x+9)-(-231)=0

We add all the numbers together, and all the variables

7(-7x+9)+231=0

We multiply parentheses

-49x+63+231=0

We add all the numbers together, and all the variables

-49x+294=0

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

-49x=-294

x=-294/-49

x=+6

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