u+1.9=7.9

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Solution for u+1.9=7.9 equation: 



u+1.9=7.9

We move all terms to the left:

u+1.9-(7.9)=0

We add all the numbers together, and all the variables

u-6=0

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

u=6

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