2x^2-x=149

Simple and best practice solution for 2x^2-x=149 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 2x^2-x=149 equation:



2x^2-x=149
We move all terms to the left:
2x^2-x-(149)=0
We add all the numbers together, and all the variables
2x^2-1x-149=0
a = 2; b = -1; c = -149;
Δ = b2-4ac
Δ = -12-4·2·(-149)
Δ = 1193
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{1193}}{2*2}=\frac{1-\sqrt{1193}}{4} $
$x_{2}=\frac{-b+\sqrt{\Delta}}{2a}=\frac{-(-1)+\sqrt{1193}}{2*2}=\frac{1+\sqrt{1193}}{4} $

See similar equations:

| 4.3t-2.1-2.4=7.6 | | F(x)=7-3xx=-2 | | -(5x-3)=4(x+1) | | y=0.5=79 | | 13x-(2x-8)-3(7x-1)=0 | | -x-x-2*(-2)=6-(-4)*(-1) | | 6x+9=4×+1 | | 15x-(-4)*2x=17x-3-(x+9) | | 4j-13=4 | | 1/3j-6=-6 | | x2+-9x+20=0 | | 5a+17=-3 | | -8×x-46=-6-8 | | Xx2=14 | | 15²-a²=7² | | 1/2f-5=13 | | 3/4w=0 | | 8i-2=64 | | 3k+7=16 | | 6q-23=7 | | 12+x-7=2x-3 | | 5x+29=28 | | 5x-18+9x-28+7x+15=221 | | -7(x+6)-2(x-5)=4 | | 2w+4=26 | | 3c=2c-7 | | 46+9x=80 | | 4-(-7x)+3=-2x*(-5) | | 2+3(c-2)=2c+3 | | -15y+45+31y=-3 | | 4p-3=-9+6p | | -8x•x-46=-6-8 |

Equations solver categories