(X)+(2x+8)=77

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Solution for (X)+(2x+8)=77 equation: 



(X)+(2X+8)=77

We move all terms to the left:

(X)+(2X+8)-(77)=0

We get rid of parentheses

X+2X+8-77=0

We add all the numbers together, and all the variables

3X-69=0

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

3X=69

X=69/3

X=23

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