u+11=5u-9

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Solution for u+11=5u-9 equation: 



u+11=5u-9

We move all terms to the left:

u+11-(5u-9)=0

We get rid of parentheses

u-5u+9+11=0

We add all the numbers together, and all the variables

-4u+20=0

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

-4u=-20

u=-20/-4

u=+5

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