4x-7=12+42x

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Solution for 4x-7=12+42x equation: 



4x-7=12+42x

We move all terms to the left:

4x-7-(12+42x)=0

We add all the numbers together, and all the variables

4x-(42x+12)-7=0

We get rid of parentheses

4x-42x-12-7=0

We add all the numbers together, and all the variables

-38x-19=0

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

-38x=19

x=19/-38

x=-1/2

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