u-2/3=21

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Solution for u-2/3=21 equation: 



u-2/3=21

We move all terms to the left:

u-2/3-(21)=0

determiningTheFunctionDomain
u-21-2/3=0

We multiply all the terms by the denominator


u*3-2-21*3=0

We add all the numbers together, and all the variables

u*3-65=0

Wy multiply elements

3u-65=0

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

3u=65

u=65/3

u=21+2/3

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