4/5u=-8

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Solution for 4/5u=-8 equation: 



4/5u=-8

We move all terms to the left:

4/5u-(-8)=0



Domain of the equation: 5u!=0

u!=0/5

u!=0

u∈R



We add all the numbers together, and all the variables

4/5u+8=0

We multiply all the terms by the denominator


8*5u+4=0

Wy multiply elements

40u+4=0

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

40u=-4

u=-4/40

u=-1/10

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