-3(x-8)=21

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Solution for -3(x-8)=21 equation: 



-3(x-8)=21

We move all terms to the left:

-3(x-8)-(21)=0

We multiply parentheses

-3x+24-21=0

We add all the numbers together, and all the variables

-3x+3=0

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

-3x=-3

x=-3/-3

x=1

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