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

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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