-18.6=1.1+u/7

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Solution for -18.6=1.1+u/7 equation: 



-18.6=1.1+u/7

We move all terms to the left:

-18.6-(1.1+u/7)=0

We add all the numbers together, and all the variables

-(u/7+1.1)-18.6=0

We get rid of parentheses

-u/7-1.1-18.6=0

We multiply all the terms by the denominator


-u-(1.1)*7-(18.6)*7=0

We add all the numbers together, and all the variables

-1u-137.9=0

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

-u=137.9

u=137.9/-1

u=-137+0.9/1

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