3x-4+7x=12

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Solution for 3x-4+7x=12 equation: 



3x-4+7x=12

We move all terms to the left:

3x-4+7x-(12)=0

We add all the numbers together, and all the variables

10x-16=0

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

10x=16

x=16/10

x=1+3/5

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