14-2u=-21

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Solution for 14-2u=-21 equation: 



14-2u=-21

We move all terms to the left:

14-2u-(-21)=0

We add all the numbers together, and all the variables

-2u+35=0

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

-2u=-35

u=-35/-2

u=17+1/2

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