-0.2u+8.19+4.2u=-9.21-2u

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Solution for -0.2u+8.19+4.2u=-9.21-2u equation: 



-0.2u+8.19+4.2u=-9.21-2u

We move all terms to the left:

-0.2u+8.19+4.2u-(-9.21-2u)=0

We add all the numbers together, and all the variables

-0.2u+4.2u-(-2u-9.21)+8.19=0

We add all the numbers together, and all the variables

4u-(-2u-9.21)+8.19=0

We get rid of parentheses

4u+2u+9.21+8.19=0

We add all the numbers together, and all the variables

6u+17.4=0

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

6u=-17.4

u=-17.4/6

u=-2+3.8571428571429/4.2857142857143

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