3(a-6)=66

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Solution for 3(a-6)=66 equation: 



3(a-6)=66

We move all terms to the left:

3(a-6)-(66)=0

We multiply parentheses

3a-18-66=0

We add all the numbers together, and all the variables

3a-84=0

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

3a=84

a=84/3

a=28

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