21x-7=3+19

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Solution for 21x-7=3+19 equation: 



21x-7=3+19

We move all terms to the left:

21x-7-(3+19)=0

We add all the numbers together, and all the variables

21x-7-22=0

We add all the numbers together, and all the variables

21x-29=0

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

21x=29

x=29/21

x=1+8/21

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