-21(x-4)=84

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Solution for -21(x-4)=84 equation: 



-21(x-4)=84

We move all terms to the left:

-21(x-4)-(84)=0

We multiply parentheses

-21x+84-84=0

We add all the numbers together, and all the variables

-21x=0

x=0/-21

x=0

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