0.6x^2-1.8x+1.267=0

Simple and best practice solution for 0.6x^2-1.8x+1.267=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^2-1.8x+1.267=0 equation:


Simplifying
0.6x2 + -1.8x + 1.267 = 0

Reorder the terms:
1.267 + -1.8x + 0.6x2 = 0

Solving
1.267 + -1.8x + 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'.
2.111666667 + -3x + x2 = 0

Move the constant term to the right:

Add '-2.111666667' to each side of the equation.
2.111666667 + -3x + -2.111666667 + x2 = 0 + -2.111666667

Reorder the terms:
2.111666667 + -2.111666667 + -3x + x2 = 0 + -2.111666667

Combine like terms: 2.111666667 + -2.111666667 = 0.000000000
0.000000000 + -3x + x2 = 0 + -2.111666667
-3x + x2 = 0 + -2.111666667

Combine like terms: 0 + -2.111666667 = -2.111666667
-3x + x2 = -2.111666667

The x term is -3x.  Take half its coefficient (-1.5).
Square it (2.25) and add it to both sides.

Add '2.25' to each side of the equation.
-3x + 2.25 + x2 = -2.111666667 + 2.25

Reorder the terms:
2.25 + -3x + x2 = -2.111666667 + 2.25

Combine like terms: -2.111666667 + 2.25 = 0.138333333
2.25 + -3x + x2 = 0.138333333

Factor a perfect square on the left side:
(x + -1.5)(x + -1.5) = 0.138333333

Calculate the square root of the right side: 0.371931893

Break this problem into two subproblems by setting 
(x + -1.5) equal to 0.371931893 and -0.371931893.

Subproblem 1

x + -1.5 = 0.371931893 Simplifying x + -1.5 = 0.371931893 Reorder the terms: -1.5 + x = 0.371931893 Solving -1.5 + x = 0.371931893 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '1.5' to each side of the equation. -1.5 + 1.5 + x = 0.371931893 + 1.5 Combine like terms: -1.5 + 1.5 = 0.0 0.0 + x = 0.371931893 + 1.5 x = 0.371931893 + 1.5 Combine like terms: 0.371931893 + 1.5 = 1.871931893 x = 1.871931893 Simplifying x = 1.871931893

Subproblem 2

x + -1.5 = -0.371931893 Simplifying x + -1.5 = -0.371931893 Reorder the terms: -1.5 + x = -0.371931893 Solving -1.5 + x = -0.371931893 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '1.5' to each side of the equation. -1.5 + 1.5 + x = -0.371931893 + 1.5 Combine like terms: -1.5 + 1.5 = 0.0 0.0 + x = -0.371931893 + 1.5 x = -0.371931893 + 1.5 Combine like terms: -0.371931893 + 1.5 = 1.128068107 x = 1.128068107 Simplifying x = 1.128068107

Solution

The solution to the problem is based on the solutions from the subproblems. x = {1.871931893, 1.128068107}

See similar equations:

| -2x^2-35=0 | | 1200=24000(x) | | -4x-5y=-10 | | x^2=275 | | -5x^4+12x^3-9x^2-2x=0 | | 4a^2-3c^2=0 | | 0.6x^2-1.8x+1.6=0 | | y=-9x+33 | | 9x+16= | | (2x^2+8x)+4=0 | | -35Y^5+10Y^8= | | t-8c=4 | | 64+121=x^2 | | 8*n=n+504 | | 5y^5(2Y^3-7)= | | (2x+1)(x-3)=44 | | 4x+3y+2z=3.25d | | x^2+81=196 | | 14-6y=56 | | 2(-7-8x)=-110 | | -2x^2+x+46=0 | | 6.95+8x=24.95 | | 5(x-8)+16=4x | | -8x+3y=5 | | 3+2x^4-8x=0 | | 4m(m+1)=8 | | 0.066+0.6x-0.6x^2=0 | | 20x^3+60x^2-5x-15=0 | | 7(4x-3)-8=28x-29 | | 10+.6x=x+40(.3) | | 135=-5(-5n+3) | | 6/5= |

Equations solver categories