13x+12=-66

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Solution for 13x+12=-66 equation: 



13x+12=-66

We move all terms to the left:

13x+12-(-66)=0

We add all the numbers together, and all the variables

13x+78=0

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

13x=-78

x=-78/13

x=-6

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