-2.1=1.1+u/2

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Solution for -2.1=1.1+u/2 equation: 



-2.1=1.1+u/2

We move all terms to the left:

-2.1-(1.1+u/2)=0

We add all the numbers together, and all the variables

-(u/2+1.1)-2.1=0

We get rid of parentheses

-u/2-1.1-2.1=0

We multiply all the terms by the denominator


-u-(1.1)*2-(2.1)*2=0

We add all the numbers together, and all the variables

-1u-6.4=0

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

-u=6.4

u=6.4/-1

u=-6+0.4/1

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