u+2/5=21/3

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Solution for u+2/5=21/3 equation: 



u+2/5=21/3

We move all terms to the left:

u+2/5-(21/3)=0

We add all the numbers together, and all the variables

u+2/5-7=0

We add all the numbers together, and all the variables

u-7+2/5=0

We multiply all the terms by the denominator


u*5+2-7*5=0

We add all the numbers together, and all the variables

u*5-33=0

Wy multiply elements

5u-33=0

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

5u=33

u=33/5

u=6+3/5

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