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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