2(a+7)=7=9

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Solution for 2(a+7)=7=9 equation: 



2(a+7)=7=9

We move all terms to the left:

2(a+7)-(7)=0

We multiply parentheses

2a+14-7=0

We add all the numbers together, and all the variables

2a+7=0

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

2a=-7

a=-7/2

a=-3+1/2

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