21x+12=16

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Solution for 21x+12=16 equation: 



21x+12=16

We move all terms to the left:

21x+12-(16)=0

We add all the numbers together, and all the variables

21x-4=0

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

21x=4

x=4/21

x=4/21

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