x+12=-5x+42

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Solution for x+12=-5x+42 equation: 



x+12=-5x+42

We move all terms to the left:

x+12-(-5x+42)=0

We get rid of parentheses

x+5x-42+12=0

We add all the numbers together, and all the variables

6x-30=0

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

6x=30

x=30/6

x=5

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