u+8/7=4

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Solution for u+8/7=4 equation: 



u+8/7=4

We move all terms to the left:

u+8/7-(4)=0

determiningTheFunctionDomain
u-4+8/7=0

We multiply all the terms by the denominator


u*7+8-4*7=0

We add all the numbers together, and all the variables

u*7-20=0

Wy multiply elements

7u-20=0

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

7u=20

u=20/7

u=2+6/7

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