u/4=3.9

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Solution for u/4=3.9 equation: 



u/4=3.9

We move all terms to the left:

u/4-(3.9)=0

We add all the numbers together, and all the variables

u/4-3.9=0

We multiply all the terms by the denominator


u-(3.9)*4=0

We add all the numbers together, and all the variables

u-15.6=0

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

u=15.6

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