18-3a=12+2a

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Solution for 18-3a=12+2a equation: 



18-3a=12+2a

We move all terms to the left:

18-3a-(12+2a)=0

We add all the numbers together, and all the variables

-3a-(2a+12)+18=0

We get rid of parentheses

-3a-2a-12+18=0

We add all the numbers together, and all the variables

-5a+6=0

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

-5a=-6

a=-6/-5

a=1+1/5

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