4+u/5=-21

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Solution for 4+u/5=-21 equation: 



4+u/5=-21

We move all terms to the left:

4+u/5-(-21)=0

We add all the numbers together, and all the variables

u/5+25=0

We multiply all the terms by the denominator


u+25*5=0

We add all the numbers together, and all the variables

u+125=0

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

u=-125

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