3x+21=6x-16

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Solution for 3x+21=6x-16 equation: 



3x+21=6x-16

We move all terms to the left:

3x+21-(6x-16)=0

We get rid of parentheses

3x-6x+16+21=0

We add all the numbers together, and all the variables

-3x+37=0

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

-3x=-37

x=-37/-3

x=12+1/3

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