3x+8=x-30

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Solution for 3x+8=x-30 equation: 



3x+8=x-30

We move all terms to the left:

3x+8-(x-30)=0

We get rid of parentheses

3x-x+30+8=0

We add all the numbers together, and all the variables

2x+38=0

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

2x=-38

x=-38/2

x=-19

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