4x2+2x-1x=2

Simple and best practice solution for 4x2+2x-1x=2 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 4x2+2x-1x=2 equation:



4x^2+2x-1x=2
We move all terms to the left:
4x^2+2x-1x-(2)=0
We add all the numbers together, and all the variables
4x^2+x-2=0
a = 4; b = 1; c = -2;
Δ = b2-4ac
Δ = 12-4·4·(-2)
Δ = 33
The delta value is higher than zero, so the equation has two solutions
We use following formulas to calculate our solutions:
$x_{1}=\frac{-b-\sqrt{\Delta}}{2a}$
$x_{2}=\frac{-b+\sqrt{\Delta}}{2a}$

$x_{1}=\frac{-b-\sqrt{\Delta}}{2a}=\frac{-(1)-\sqrt{33}}{2*4}=\frac{-1-\sqrt{33}}{8} $
$x_{2}=\frac{-b+\sqrt{\Delta}}{2a}=\frac{-(1)+\sqrt{33}}{2*4}=\frac{-1+\sqrt{33}}{8} $

See similar equations:

| 10x+5=2x+41 | | X+12=3(x-6) | | 10/3x+3/4=5/2 | | 15.3+1h=1-5h | | 3-(8x-7)+18x=31x-2(45+14x)-47 | | 3/6y-8=-5 | | -2(3t-2)+3t=6t-6 | | 1/2(4x+8)=10 | | -3x+5+x=17-5x | | -3+10=2x | | 2x/2x+5=3/4-6/4x+10 | | -12-6=12x+6 | | 2x2+3x-7=0 | | 17x-6+3x=24 | | 10-8*x+18*x=31*x-2*(45+14*x)-47 | | 16x+6=17x | | 0/4x+3=15 | | 4/7x=-8/5 | | 16=6c-2 | | 1/3x=27x+2 | | -8m+17+6m=112 | | x^2+6X-16=-16 | | 1/5x+73=77 | | 4/7p=-8/5 | | 4+4x=7x-8 | | (2w+3)^2+w^2=54 | | 17-3t=0 | | 60=-6t+12 | | 2x+17x=4 | | 2x=+6=10 | | (13x+27)=(3x+32) | | -2(2x-0.8)=21.6 |

Equations solver categories