12-4x=-42+5x

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Solution for 12-4x=-42+5x equation: 



12-4x=-42+5x

We move all terms to the left:

12-4x-(-42+5x)=0

We add all the numbers together, and all the variables

-4x-(5x-42)+12=0

We get rid of parentheses

-4x-5x+42+12=0

We add all the numbers together, and all the variables

-9x+54=0

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

-9x=-54

x=-54/-9

x=+6

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