21x=+3+2+-4

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Solution for 21x=+3+2+-4 equation: 



21x=+3+2+-4

We move all terms to the left:

21x-(+3+2+-4)=0

We add all the numbers together, and all the variables

21x-1=0

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

21x=1

x=1/21

x=1/21

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