8x+21=14x-7

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Solution for 8x+21=14x-7 equation: 



8x+21=14x-7

We move all terms to the left:

8x+21-(14x-7)=0

We get rid of parentheses

8x-14x+7+21=0

We add all the numbers together, and all the variables

-6x+28=0

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

-6x=-28

x=-28/-6

x=4+2/3

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