7x+84=3

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Solution for 7x+84=3 equation: 



7x+84=3

We move all terms to the left:

7x+84-(3)=0

We add all the numbers together, and all the variables

7x+81=0

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

7x=-81

x=-81/7

x=-11+4/7

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