3a+6a+2=8a+20-5a

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Solution for 3a+6a+2=8a+20-5a equation: 



3a+6a+2=8a+20-5a

We move all terms to the left:

3a+6a+2-(8a+20-5a)=0

We add all the numbers together, and all the variables

3a+6a-(3a+20)+2=0

We add all the numbers together, and all the variables

9a-(3a+20)+2=0

We get rid of parentheses

9a-3a-20+2=0

We add all the numbers together, and all the variables

6a-18=0

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

6a=18

a=18/6

a=3

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