3x+9=-111-9

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Solution for 3x+9=-111-9 equation: 



3x+9=-111-9

We move all terms to the left:

3x+9-(-111-9)=0

We add all the numbers together, and all the variables

3x+9-(-120)=0

We add all the numbers together, and all the variables

3x+129=0

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

3x=-129

x=-129/3

x=-43

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