7-3a=-14

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Solution for 7-3a=-14 equation: 



7-3a=-14

We move all terms to the left:

7-3a-(-14)=0

We add all the numbers together, and all the variables

-3a+21=0

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

-3a=-21

a=-21/-3

a=+7

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