3(-10-3x)=-129

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Solution for 3(-10-3x)=-129 equation: 



3(-10-3x)=-129

We move all terms to the left:

3(-10-3x)-(-129)=0

We add all the numbers together, and all the variables

3(-3x-10)-(-129)=0

We add all the numbers together, and all the variables

3(-3x-10)+129=0

We multiply parentheses

-9x-30+129=0

We add all the numbers together, and all the variables

-9x+99=0

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

-9x=-99

x=-99/-9

x=+11

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