x+(x+1)+(x+3)=81

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Solution for x+(x+1)+(x+3)=81 equation: 



x+(x+1)+(x+3)=81

We move all terms to the left:

x+(x+1)+(x+3)-(81)=0

We get rid of parentheses

x+x+x+1+3-81=0

We add all the numbers together, and all the variables

3x-77=0

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

3x=77

x=77/3

x=25+2/3

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