3(a+4)=12

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Solution for 3(a+4)=12 equation: 



3(a+4)=12

We move all terms to the left:

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

We multiply parentheses

3a+12-12=0

We add all the numbers together, and all the variables

3a=0

a=0/3

a=0

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