4/7u=-8

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Solution for 4/7u=-8 equation:



4/7u=-8
We move all terms to the left:
4/7u-(-8)=0
Domain of the equation: 7u!=0
u!=0/7
u!=0
u∈R
We add all the numbers together, and all the variables
4/7u+8=0
We multiply all the terms by the denominator
8*7u+4=0
Wy multiply elements
56u+4=0
We move all terms containing u to the left, all other terms to the right
56u=-4
u=-4/56
u=-1/14

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