X+7+3x+12=30

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Solution for X+7+3x+12=30 equation: 



X+7+3X+12=30

We move all terms to the left:

X+7+3X+12-(30)=0

We add all the numbers together, and all the variables

4X-11=0

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

4X=11

X=11/4

X=2+3/4

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