21x-5-15x+2=21x-4-15x+12

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Solution for 21x-5-15x+2=21x-4-15x+12 equation: 



21x-5-15x+2=21x-4-15x+12

We move all terms to the left:

21x-5-15x+2-(21x-4-15x+12)=0

We add all the numbers together, and all the variables

21x-15x-(6x+8)-5+2=0

We add all the numbers together, and all the variables

6x-(6x+8)-3=0

We get rid of parentheses

6x-6x-8-3=0

We add all the numbers together, and all the variables

-11!=0

There is no solution for this equation

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