21-4x-3=5x-3x

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Solution for 21-4x-3=5x-3x equation: 



21-4x-3=5x-3x

We move all terms to the left:

21-4x-3-(5x-3x)=0

We add all the numbers together, and all the variables

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

We add all the numbers together, and all the variables

-4x-(+2x)+18=0

We get rid of parentheses

-4x-2x+18=0

We add all the numbers together, and all the variables

-6x+18=0

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

-6x=-18

x=-18/-6

x=+3

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