-(4/5)x=2/5

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Solution for -(4/5)x=2/5 equation: 



-(4/5)x=2/5

We move all terms to the left:

-(4/5)x-(2/5)=0



Domain of the equation: 5)x!=0

x!=0/1

x!=0

x∈R



We add all the numbers together, and all the variables

-(+4/5)x-(+2/5)=0

We multiply parentheses

-4x^2-(+2/5)=0

We get rid of parentheses

-4x^2-2/5=0

We multiply all the terms by the denominator


-4x^2*5-2=0

Wy multiply elements

-20x^2-2=0

a = -20; b = 0; c = -2;
Δ = b2-4ac
Δ = 02-4·(-20)·(-2)
Δ = -160
Delta is less than zero, so there is no solution for the equation

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