-4+2x=-42

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Solution for -4+2x=-42 equation: 



-4+2x=-42

We move all terms to the left:

-4+2x-(-42)=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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