-4x^2-43x-142=-2x^2-23x-92

Simple and best practice solution for -4x^2-43x-142=-2x^2-23x-92 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 -4x^2-43x-142=-2x^2-23x-92 equation: 



-4x^2-43x-142=-2x^2-23x-92

We move all terms to the left:

-4x^2-43x-142-(-2x^2-23x-92)=0

We get rid of parentheses

-4x^2+2x^2+23x-43x+92-142=0

We add all the numbers together, and all the variables

-2x^2-20x-50=0

a = -2; b = -20; c = -50;
Δ = b2-4ac
Δ = -202-4·(-2)·(-50)
Δ = 0
Delta is equal to zero, so there is only one solution to the equation

                              Stosujemy wzór:
$x=\frac{-b}{2a}=\frac{20}{-4}=-5$

See similar equations:

| 12x+80=8x+44 | | 11/12=33/x | | 5/7=9x | | 9x-23=6x-32 | | -154-13x=182+8x | | -19-5x=-2x+41 | | 13x-42=7x-24 | | 43x-32=17 | | 5=x/2+13 | | 3x-24=39+6x | | 2w/4=9 | | 15.64–0.1j=-1.28–j | | 40/9-5=x | | 4p-3=-2p-8 | | 85-(6x+11)=6(x+8)+x | | 34x-42=6x+50 | | 4(x+5)=16(x+1) | | 5w^2-2=0 | | -71+2x=49+8x | | z/5(z=1)=2(3-2z)+17 | | 3(6+3)-2(x-3)=0 | | -19+5x=18+6x | | -132+8x=84+2x | | 2/3x+12=72 | | 5w-6=4w+3 | | 4x-40=x+14 | | -19+c/3=18 | | -20x-53=-10x-33 | | 2x-4=9(x-3) | | -88+8x=55-3x | | 6(2g-1)=139 | | 5(x-3)-2x=45 |

Equations solver categories