(2/5)x-12=-20

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Solution for (2/5)x-12=-20 equation: 



(2/5)x-12=-20

We move all terms to the left:

(2/5)x-12-(-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

(+2/5)x-12-(-20)=0

We add all the numbers together, and all the variables

(+2/5)x+8=0

We multiply parentheses

2x^2+8=0

a = 2; b = 0; c = +8;
Δ = b2-4ac
Δ = 02-4·2·8
Δ = -64
Delta is less than zero, so there is no solution for the equation

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