-2/5x^2-28=-4

Simple and best practice solution for -2/5x^2-28=-4 equation. Check how easy it is, and learn it for the future. Our solution is simple, and easy to understand, so don`t hesitate to use it as a solution of your homework.

If it's not what You are looking for type in the equation solver your own equation and let us solve it.

Solution for -2/5x^2-28=-4 equation: 



-2/5x^2-28=-4

We move all terms to the left:

-2/5x^2-28-(-4)=0



Domain of the equation: 5x^2!=0

x^2!=0/5

x^2!=√0

x!=0

x∈R



We add all the numbers together, and all the variables

-2/5x^2-24=0

We multiply all the terms by the denominator


-24*5x^2-2=0

Wy multiply elements

-120x^2-2=0

a = -120; b = 0; c = -2;
Δ = b2-4ac
Δ = 02-4·(-120)·(-2)
Δ = -960
Delta is less than zero, so there is no solution for the equation

See similar equations:

| 6x-4=6x+1 | | 9-4+2x=7 | | 7x^2-87x+990=0 | | 9x=20=5x | | 7(8k-9)=20-5k | | 11x^2-300x-695=0 | | 7x^2-24x-175=0 | | 9z+5+4=16 | | -7(5+4n)=27 | | 3x/15-3x=0 | | -4y+19=-19 | | 1.2^x=1.75 | | 2x=1x+13 | | (3x)/(15-3x)=0 | | -34=6(9y+7) | | 6x-12+x=2-x+x | | 6/20x=-3 | | 2(5x-6)=16 | | 6/10x=-3 | | -3(6r-7)=-35+9r | | 23=6(3x) | | 59,049=3^x | | 12=4+x+x+x+x | | X+x2=14 | | 16u=9u+14 | | n^2+2-12=0 | | -7z+-21=42 | | 5x+16=45x | | .33(x-10)=-4 | | 8/5w=35 | | 2(x-5)^2+7=15 | | 4(3d-2)=8d-20 |

Equations solver categories