3u-20u=17

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Solution for 3u-20u=17 equation: 



3u-20u=17

We move all terms to the left:

3u-20u-(17)=0

We add all the numbers together, and all the variables

-17u-17=0

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

-17u=17

u=17/-17

u=-1

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