18a+6-30=6a+12

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Solution for 18a+6-30=6a+12 equation: 



18a+6-30=6a+12

We move all terms to the left:

18a+6-30-(6a+12)=0

We add all the numbers together, and all the variables

18a-(6a+12)-24=0

We get rid of parentheses

18a-6a-12-24=0

We add all the numbers together, and all the variables

12a-36=0

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

12a=36

a=36/12

a=3

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