(4/5)x=-20

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Solution for (4/5)x=-20 equation: 



(4/5)x=-20

We move all terms to the left:

(4/5)x-(-20)=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-(-20)=0

We add all the numbers together, and all the variables

(+4/5)x+20=0

We multiply parentheses

4x^2+20=0

a = 4; b = 0; c = +20;
Δ = b2-4ac
Δ = 02-4·4·20
Δ = -320
Delta is less than zero, so there is no solution for the equation

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