x2-6x+9=-5+9

Simple and best practice solution for x2-6x+9=-5+9 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 x2-6x+9=-5+9 equation:



x2-6x+9=-5+9
We move all terms to the left:
x2-6x+9-(-5+9)=0
We add all the numbers together, and all the variables
x2-6x+9-4=0
We add all the numbers together, and all the variables
x^2-6x+5=0
a = 1; b = -6; c = +5;
Δ = b2-4ac
Δ = -62-4·1·5
Δ = 16
The delta value is higher than zero, so the equation has two solutions
We use following formulas to calculate our solutions:
$x_{1}=\frac{-b-\sqrt{\Delta}}{2a}$
$x_{2}=\frac{-b+\sqrt{\Delta}}{2a}$

$\sqrt{\Delta}=\sqrt{16}=4$
$x_{1}=\frac{-b-\sqrt{\Delta}}{2a}=\frac{-(-6)-4}{2*1}=\frac{2}{2} =1 $
$x_{2}=\frac{-b+\sqrt{\Delta}}{2a}=\frac{-(-6)+4}{2*1}=\frac{10}{2} =5 $

See similar equations:

| 1.49x1.49= | | 2x/x-3+1/2x+3+3x+9/(x-3)(2x+3)=0 | | 3x+22=6x+75 | | 4*x+3=x+17 | | 9x-4=2(3x-5) | | 3(4x-2)=5(2x+1) | | x=1+3/5 | | 20-7x=3x+4x=1+35 | | 12x+11/6x+3=0 | | 20-7x=3x+4 | | 3/4(7x-1)/4-(2x-1-x/2)=x+11 | | 3/4(7x-1)/4-(2x-(1-x)/2)=x+11 | | 8y+9=10y | | x*12/100+(x-15000)*1/100=7650 | | b+4/5=-5 | | 11/15+x=1 | | 7x+5=3(x-4)+1 | | 6x²-24=30 | | 6x²-24=39 | | (x+4)^=0 | | x2–5x–2=0 | | (4x-4)^2=24 | | 7x+39=5 | | X(x+1)+(x+2)(x+3)=26 | | 2*2x+4x=30 | | 3(m-5)=7-2(m-3) | | x2-29x=0 | | 10/u=13/11 | | 0=1.2x-0.0234x^2 | | (r-7)^2=100 | | 2x^+4x=30 | | X(x-1)+(x-2)(x-3)=42 |

Equations solver categories