40x+12=18+x

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Solution for 40x+12=18+x equation: 



40x+12=18+x

We move all terms to the left:

40x+12-(18+x)=0

We add all the numbers together, and all the variables

40x-(x+18)+12=0

We get rid of parentheses

40x-x-18+12=0

We add all the numbers together, and all the variables

39x-6=0

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

39x=6

x=6/39

x=2/13

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