3x+2x-1+x=251

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Solution for 3x+2x-1+x=251 equation: 



3x+2x-1+x=251

We move all terms to the left:

3x+2x-1+x-(251)=0

We add all the numbers together, and all the variables

6x-252=0

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

6x=252

x=252/6

x=42

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