(x+3)+(3x)=171

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Solution for (x+3)+(3x)=171 equation: 



(X+3)+(3X)=171

We move all terms to the left:

(X+3)+(3X)-(171)=0

We add all the numbers together, and all the variables

3X+(X+3)-171=0

We get rid of parentheses

3X+X+3-171=0

We add all the numbers together, and all the variables

4X-168=0

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

4X=168

X=168/4

X=42

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