21x-1=19x+3

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Solution for 21x-1=19x+3 equation: 



21x-1=19x+3

We move all terms to the left:

21x-1-(19x+3)=0

We get rid of parentheses

21x-19x-3-1=0

We add all the numbers together, and all the variables

2x-4=0

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

2x=4

x=4/2

x=2

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