21+x+31=2x+52

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Solution for 21+x+31=2x+52 equation: 



21+x+31=2x+52

We move all terms to the left:

21+x+31-(2x+52)=0

We add all the numbers together, and all the variables

x-(2x+52)+52=0

We get rid of parentheses

x-2x-52+52=0

We add all the numbers together, and all the variables

-x=0

x=0/-1

x=0

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