9/3+8*2+x=21

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Solution for 9/3+8*2+x=21 equation: 



9/3+8*2+x=21

We move all terms to the left:

9/3+8*2+x-(21)=0

determiningTheFunctionDomain
x-21+9/3+8*2=0

We add all the numbers together, and all the variables

x-2=0

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

x=2

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