90/x=0.8

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Solution for 90/x=0.8 equation: 



90/x=0.8

We move all terms to the left:

90/x-(0.8)=0



Domain of the equation: x!=0

x∈R



We add all the numbers together, and all the variables

90/x-0.8=0

We multiply all the terms by the denominator


-(0.8)*x+90=0

We multiply parentheses

-0.8x+90=0

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

-0.8x=-90

x=-90/-0.8

x=112+0.4/0.8

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