4(1+3a)=3a+4+9a

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Solution for 4(1+3a)=3a+4+9a equation: 



4(1+3a)=3a+4+9a

We move all terms to the left:

4(1+3a)-(3a+4+9a)=0

We add all the numbers together, and all the variables

4(3a+1)-(12a+4)=0

We multiply parentheses

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

We get rid of parentheses

12a-12a-4+4=0

We add all the numbers together, and all the variables

=0

a=0/1

a=0

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