3+u/8=12

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Solution for 3+u/8=12 equation: 



3+u/8=12

We move all terms to the left:

3+u/8-(12)=0

We add all the numbers together, and all the variables

u/8-9=0

We multiply all the terms by the denominator


u-9*8=0

We add all the numbers together, and all the variables

u-72=0

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

u=72

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