3x-7=123

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Solution for 3x-7=123 equation: 



3x-7=123

We move all terms to the left:

3x-7-(123)=0

We add all the numbers together, and all the variables

3x-130=0

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

3x=130

x=130/3

x=43+1/3

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