3x+7=3x-15

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Solution for 3x+7=3x-15 equation: 



3x+7=3x-15

We move all terms to the left:

3x+7-(3x-15)=0

We get rid of parentheses

3x-3x+15+7=0

We add all the numbers together, and all the variables

22!=0

There is no solution for this equation

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