-3(5x-2)=21

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Solution for -3(5x-2)=21 equation: 



-3(5x-2)=21

We move all terms to the left:

-3(5x-2)-(21)=0

We multiply parentheses

-15x+6-21=0

We add all the numbers together, and all the variables

-15x-15=0

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

-15x=15

x=15/-15

x=-1

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