3x+6=21x=5

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Solution for 3x+6=21x=5 equation: 



3x+6=21x=5

We move all terms to the left:

3x+6-(21x)=0

We add all the numbers together, and all the variables

-18x+6=0

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

-18x=-6

x=-6/-18

x=1/3

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