5-3u=20

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Solution for 5-3u=20 equation: 



5-3u=20

We move all terms to the left:

5-3u-(20)=0

We add all the numbers together, and all the variables

-3u-15=0

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

-3u=15

u=15/-3

u=-5

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