6x+7=21.

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Solution for 6x+7=21. equation: 



6x+7=21.

We move all terms to the left:

6x+7-(21.)=0

We add all the numbers together, and all the variables

6x+7-21=0

We add all the numbers together, and all the variables

6x-14=0

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

6x=14

x=14/6

x=2+1/3

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