0.6x^2-0.8x+1=0

Simple and best practice solution for 0.6x^2-0.8x+1=0 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 0.6x^2-0.8x+1=0 equation:


Simplifying
0.6x2 + -0.8x + 1 = 0

Reorder the terms:
1 + -0.8x + 0.6x2 = 0

Solving
1 + -0.8x + 0.6x2 = 0

Solving for variable 'x'.

Begin completing the square.  Divide all terms by
0.6 the coefficient of the squared term: 

Divide each side by '0.6'.
1.666666667 + -1.333333333x + x2 = 0

Move the constant term to the right:

Add '-1.666666667' to each side of the equation.
1.666666667 + -1.333333333x + -1.666666667 + x2 = 0 + -1.666666667

Reorder the terms:
1.666666667 + -1.666666667 + -1.333333333x + x2 = 0 + -1.666666667

Combine like terms: 1.666666667 + -1.666666667 = 0.000000000
0.000000000 + -1.333333333x + x2 = 0 + -1.666666667
-1.333333333x + x2 = 0 + -1.666666667

Combine like terms: 0 + -1.666666667 = -1.666666667
-1.333333333x + x2 = -1.666666667

The x term is -1.333333333x.  Take half its coefficient (-0.6666666665).
Square it (0.4444444442) and add it to both sides.

Add '0.4444444442' to each side of the equation.
-1.333333333x + 0.4444444442 + x2 = -1.666666667 + 0.4444444442

Reorder the terms:
0.4444444442 + -1.333333333x + x2 = -1.666666667 + 0.4444444442

Combine like terms: -1.666666667 + 0.4444444442 = -1.2222222228
0.4444444442 + -1.333333333x + x2 = -1.2222222228

Factor a perfect square on the left side:
(x + -0.6666666665)(x + -0.6666666665) = -1.2222222228

Can't calculate square root of the right side.

The solution to this equation could not be determined.

See similar equations:

| 3x^2-12=3(x-2)(x+2) | | N+10=36 | | 3-7y=-48 | | 34-6z=4 | | X+2=2-5 | | 10+x=250x+5000 | | y-1/7*y=exp^7*x | | 7x-9=-54 | | (y^4+x^3y)dx-x^4dy=0 | | 1.5+0.5y=12 | | 1-exp(-0.89^2/4) | | 20-9x=92 | | 2x+6=11x-3 | | (x^7+y^7)dx+(x^7-y^7)dy=0 | | 18u/46 | | P^2-18p+125=0 | | 3x^2-40x-675=0 | | -2y-3y+8=20 | | 7-4x+3=x-6-3x | | 4p-6=2+10 | | -4x+17=177 | | 22x+31-15x+5=50+2x+31 | | 4x+17=177 | | y=2*8-9 | | 3xdy+dx=0 | | y=2(8+9) | | 7p-14=4p+4 | | x^3+6x^2-4x-275=0 | | 4x^2+2yx+4xy=600 | | 3-5I=0 | | -16t^2+52t+4=0 | | 10/p=12.909/3.574 |

Equations solver categories