(x-1)+x+(x+1)=117

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Solution for (x-1)+x+(x+1)=117 equation: 



(x-1)+x+(x+1)=117

We move all terms to the left:

(x-1)+x+(x+1)-(117)=0

We add all the numbers together, and all the variables

x+(x-1)+(x+1)-117=0

We get rid of parentheses

x+x+x-1+1-117=0

We add all the numbers together, and all the variables

3x-117=0

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

3x=117

x=117/3

x=39

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