3(5x-7)=6x-21

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Solution for 3(5x-7)=6x-21 equation: 



3(5x-7)=6x-21

We move all terms to the left:

3(5x-7)-(6x-21)=0

We multiply parentheses

15x-(6x-21)-21=0

We get rid of parentheses

15x-6x+21-21=0

We add all the numbers together, and all the variables

9x=0

x=0/9

x=0

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