11x^2-22x+10=0

Simple and best practice solution for 11x^2-22x+10=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 11x^2-22x+10=0 equation:


Simplifying
11x2 + -22x + 10 = 0

Reorder the terms:
10 + -22x + 11x2 = 0

Solving
10 + -22x + 11x2 = 0

Solving for variable 'x'.

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

Divide each side by '11'.
0.9090909091 + -2x + x2 = 0

Move the constant term to the right:

Add '-0.9090909091' to each side of the equation.
0.9090909091 + -2x + -0.9090909091 + x2 = 0 + -0.9090909091

Reorder the terms:
0.9090909091 + -0.9090909091 + -2x + x2 = 0 + -0.9090909091

Combine like terms: 0.9090909091 + -0.9090909091 = 0.0000000000
0.0000000000 + -2x + x2 = 0 + -0.9090909091
-2x + x2 = 0 + -0.9090909091

Combine like terms: 0 + -0.9090909091 = -0.9090909091
-2x + x2 = -0.9090909091

The x term is -2x.  Take half its coefficient (-1).
Square it (1) and add it to both sides.

Add '1' to each side of the equation.
-2x + 1 + x2 = -0.9090909091 + 1

Reorder the terms:
1 + -2x + x2 = -0.9090909091 + 1

Combine like terms: -0.9090909091 + 1 = 0.0909090909
1 + -2x + x2 = 0.0909090909

Factor a perfect square on the left side:
(x + -1)(x + -1) = 0.0909090909

Calculate the square root of the right side: 0.301511345

Break this problem into two subproblems by setting 
(x + -1) equal to 0.301511345 and -0.301511345.

Subproblem 1

x + -1 = 0.301511345 Simplifying x + -1 = 0.301511345 Reorder the terms: -1 + x = 0.301511345 Solving -1 + x = 0.301511345 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '1' to each side of the equation. -1 + 1 + x = 0.301511345 + 1 Combine like terms: -1 + 1 = 0 0 + x = 0.301511345 + 1 x = 0.301511345 + 1 Combine like terms: 0.301511345 + 1 = 1.301511345 x = 1.301511345 Simplifying x = 1.301511345

Subproblem 2

x + -1 = -0.301511345 Simplifying x + -1 = -0.301511345 Reorder the terms: -1 + x = -0.301511345 Solving -1 + x = -0.301511345 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '1' to each side of the equation. -1 + 1 + x = -0.301511345 + 1 Combine like terms: -1 + 1 = 0 0 + x = -0.301511345 + 1 x = -0.301511345 + 1 Combine like terms: -0.301511345 + 1 = 0.698488655 x = 0.698488655 Simplifying x = 0.698488655

Solution

The solution to the problem is based on the solutions from the subproblems. x = {1.301511345, 0.698488655}

See similar equations:

| -4(-2-3z)13z= | | -99=-3(4x+1) | | 3xy^2(-5x^3y)= | | 3xy^2(15x^3y)= | | .25y+25+y+3(.25y+25)-2y=100 | | 18=n-2+4n | | 2t+8t+9t-4= | | Q=3r(s+t) | | 7b+2b=18 | | 4x^2+3y^2-12=0 | | 4x-1y=100 | | 6(x-10)=4.5x | | 2x-2(3x-7)=5(2x-9)+8x | | 10cos(2*pi*60*x)=8.2 | | P(x)=2x^4-19x^3+104x^2-107x-82 | | 2t^2-4t+3=0 | | -x+-1=0 | | -42=-3s | | 0.05(2x)+0.10(x)+0.25(4x)=4.70 | | -3x=12 | | 8.2+x=-3.9 | | 140-x=121 | | 42=-6m | | 3(r-2)= | | 9-x=121 | | .0175x-120=70 | | 0.05(2x)= | | 4(6-7x)+4(6x-5)=7 | | 4x+30=-18 | | 12(x-10)=9x | | 0=x^4-13x^2+49 | | 9=3-4x+6x |

Equations solver categories