7a+7=1980

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Solution for 7a+7=1980 equation: 



7a+7=1980

We move all terms to the left:

7a+7-(1980)=0

We add all the numbers together, and all the variables

7a-1973=0

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

7a=1973

a=1973/7

a=281+6/7

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