3x+2+x=12

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Solution for 3x+2+x=12 equation:



3x+2+x=12
We move all terms to the left:
3x+2+x-(12)=0
We add all the numbers together, and all the variables
4x-10=0
We move all terms containing x to the left, all other terms to the right
4x=10
x=10/4
x=2+1/2

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