13x-6+3x+7=129

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Solution for 13x-6+3x+7=129 equation: 



13x-6+3x+7=129

We move all terms to the left:

13x-6+3x+7-(129)=0

We add all the numbers together, and all the variables

16x-128=0

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

16x=128

x=128/16

x=8

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