2x+x=115

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Solution for 2x+x=115 equation:



2x+x=115
We move all terms to the left:
2x+x-(115)=0
We add all the numbers together, and all the variables
3x-115=0
We move all terms containing x to the left, all other terms to the right
3x=115
x=115/3
x=38+1/3

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