(3x+1)+(x-1)+(3x-)=77

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Solution for (3x+1)+(x-1)+(3x-)=77 equation: 



(3x+1)+(x-1)+(3x-)=77

We move all terms to the left:

(3x+1)+(x-1)+(3x-)-(77)=0

We add all the numbers together, and all the variables

(3x+1)+(x-1)+(+3x)-77=0

We get rid of parentheses

3x+x+3x+1-1-77=0

We add all the numbers together, and all the variables

7x-77=0

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

7x=77

x=77/7

x=11

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