4x2-15x+16=6

Simple and best practice solution for 4x2-15x+16=6 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 4x2-15x+16=6 equation:



4x^2-15x+16=6
We move all terms to the left:
4x^2-15x+16-(6)=0
We add all the numbers together, and all the variables
4x^2-15x+10=0
a = 4; b = -15; c = +10;
Δ = b2-4ac
Δ = -152-4·4·10
Δ = 65
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{-(-15)-\sqrt{65}}{2*4}=\frac{15-\sqrt{65}}{8} $
$x_{2}=\frac{-b+\sqrt{\Delta}}{2a}=\frac{-(-15)+\sqrt{65}}{2*4}=\frac{15+\sqrt{65}}{8} $

See similar equations:

| 3x–4+2x+1=180˚ | | -3u/2=-21 | | x^2-125x+15625=0 | | -7w+4(w-5)=-11 | | 5/x-2+8=11 | | x^2-72x+81=0 | | 6(x+1)-2x-1=-(x+15)+(x+16) | | (7x+8)+90+33=180 | | 6y=90-3y | | 2d−6=d | | 6(3b+5)=3(5+6b) | | x^2+72x+81=0 | | -7x+14=7 | | 7/3v=-28 | | 6(3b+5)=3(5+6b( | | 2c+11=77 | | -7x+14=7(x | | 63+3d=18-6d | | 50x3−32x=0 | | 2x=1/2+1 | | 53=8x+37 | | -4(y-6=-4 | | -x+1=4x-2 | | -2(c-9)=48 | | `3x+15=-x+3` | | 5(20-x)=40 | | 7x-124=23 | | 12000=y^2+y | | 18=-3/5u | | x+7/4=12 | | -16x=20 | | x-6=29-6(x+7) |

Equations solver categories