2x+12=(8x+42)

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Solution for 2x+12=(8x+42) equation: 



2x+12=(8x+42)

We move all terms to the left:

2x+12-((8x+42))=0



We calculate terms in parentheses: -((8x+42)), so:

(8x+42)

We get rid of parentheses

8x+42

Back to the equation:

-(8x+42)



We get rid of parentheses

2x-8x-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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