-20u+18=-2u-20u-18

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Solution for -20u+18=-2u-20u-18 equation: 



-20u+18=-2u-20u-18

We move all terms to the left:

-20u+18-(-2u-20u-18)=0

We add all the numbers together, and all the variables

-20u-(-22u-18)+18=0

We get rid of parentheses

-20u+22u+18+18=0

We add all the numbers together, and all the variables

2u+36=0

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

2u=-36

u=-36/2

u=-18

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