a+1=13+3a

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Solution for a+1=13+3a equation: 



a+1=13+3a

We move all terms to the left:

a+1-(13+3a)=0

We add all the numbers together, and all the variables

a-(3a+13)+1=0

We get rid of parentheses

a-3a-13+1=0

We add all the numbers together, and all the variables

-2a-12=0

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

-2a=12

a=12/-2

a=-6

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