12=18.a

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Solution for 12=18.a equation: 



12=18.a

We move all terms to the left:

12-(18.a)=0

We add all the numbers together, and all the variables

-(+18.a)+12=0

We get rid of parentheses

-18.a+12=0

We add all the numbers together, and all the variables

-18a+12=0

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

-18a=-12

a=-12/-18

a=2/3

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