3x+8-2x+7x=12

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Solution for 3x+8-2x+7x=12 equation: 



3x+8-2x+7x=12

We move all terms to the left:

3x+8-2x+7x-(12)=0

We add all the numbers together, and all the variables

8x-4=0

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

8x=4

x=4/8

x=1/2

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