12a-5=4+a

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Solution for 12a-5=4+a equation: 



12a-5=4+a

We move all terms to the left:

12a-5-(4+a)=0

We add all the numbers together, and all the variables

12a-(a+4)-5=0

We get rid of parentheses

12a-a-4-5=0

We add all the numbers together, and all the variables

11a-9=0

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

11a=9

a=9/11

a=9/11

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