u+21/5=9

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Solution for u+21/5=9 equation: 



u+21/5=9

We move all terms to the left:

u+21/5-(9)=0

determiningTheFunctionDomain
u-9+21/5=0

We multiply all the terms by the denominator


u*5+21-9*5=0

We add all the numbers together, and all the variables

u*5-24=0

Wy multiply elements

5u-24=0

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

5u=24

u=24/5

u=4+4/5

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