-20.8=u/7-3.3

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Solution for -20.8=u/7-3.3 equation: 



-20.8=u/7-3.3

We move all terms to the left:

-20.8-(u/7-3.3)=0

We get rid of parentheses

-u/7+3.3-20.8=0

We multiply all the terms by the denominator


-u+(3.3)*7-(20.8)*7=0

We add all the numbers together, and all the variables

-1u-122.5=0

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

-u=122.5

u=122.5/-1

u=-122+0.5/1

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