3(a+1)=69

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Solution for 3(a+1)=69 equation: 



3(a+1)=69

We move all terms to the left:

3(a+1)-(69)=0

We multiply parentheses

3a+3-69=0

We add all the numbers together, and all the variables

3a-66=0

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

3a=66

a=66/3

a=22

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