-8.21+6.3u=19.13-7.21+9.6u

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Solution for -8.21+6.3u=19.13-7.21+9.6u equation: 



-8.21+6.3u=19.13-7.21+9.6u

We move all terms to the left:

-8.21+6.3u-(19.13-7.21+9.6u)=0

We add all the numbers together, and all the variables

6.3u-(9.6u+11.92)-8.21=0

We get rid of parentheses

6.3u-9.6u-11.92-8.21=0

We add all the numbers together, and all the variables

-3.3u-20.13=0

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

-3.3u=20.13

u=20.13/-3.3

u=-6+0.33/3.3

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