312+3x=340

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Solution for 312+3x=340 equation: 



312+3x=340

We move all terms to the left:

312+3x-(340)=0

We add all the numbers together, and all the variables

3x-28=0

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

3x=28

x=28/3

x=9+1/3

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