-7x+14=21x

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



-7x+14=21x

We move all terms to the left:

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

We add all the numbers together, and all the variables

-28x+14=0

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

-28x=-14

x=-14/-28

x=1/2

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