a+4=4a-80

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Solution for a+4=4a-80 equation: 



a+4=4a-80

We move all terms to the left:

a+4-(4a-80)=0

We get rid of parentheses

a-4a+80+4=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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