42+x=6(12+x)

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Solution for 42+x=6(12+x) equation: 



42+x=6(12+x)

We move all terms to the left:

42+x-(6(12+x))=0

We add all the numbers together, and all the variables

x-(6(x+12))+42=0



We calculate terms in parentheses: -(6(x+12)), so:

6(x+12)

We multiply parentheses

6x+72

Back to the equation:

-(6x+72)



We get rid of parentheses

x-6x-72+42=0

We add all the numbers together, and all the variables

-5x-30=0

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

-5x=30

x=30/-5

x=-6

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