7x^2-2x+2=0

Simple and best practice solution for 7x^2-2x+2=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 7x^2-2x+2=0 equation:


Simplifying
7x2 + -2x + 2 = 0

Reorder the terms:
2 + -2x + 7x2 = 0

Solving
2 + -2x + 7x2 = 0

Solving for variable 'x'.

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

Divide each side by '7'.
0.2857142857 + -0.2857142857x + x2 = 0

Move the constant term to the right:

Add '-0.2857142857' to each side of the equation.
0.2857142857 + -0.2857142857x + -0.2857142857 + x2 = 0 + -0.2857142857

Reorder the terms:
0.2857142857 + -0.2857142857 + -0.2857142857x + x2 = 0 + -0.2857142857

Combine like terms: 0.2857142857 + -0.2857142857 = 0.0000000000
0.0000000000 + -0.2857142857x + x2 = 0 + -0.2857142857
-0.2857142857x + x2 = 0 + -0.2857142857

Combine like terms: 0 + -0.2857142857 = -0.2857142857
-0.2857142857x + x2 = -0.2857142857

The x term is -0.2857142857x.  Take half its coefficient (-0.1428571429).
Square it (0.02040816328) and add it to both sides.

Add '0.02040816328' to each side of the equation.
-0.2857142857x + 0.02040816328 + x2 = -0.2857142857 + 0.02040816328

Reorder the terms:
0.02040816328 + -0.2857142857x + x2 = -0.2857142857 + 0.02040816328

Combine like terms: -0.2857142857 + 0.02040816328 = -0.26530612242
0.02040816328 + -0.2857142857x + x2 = -0.26530612242

Factor a perfect square on the left side:
(x + -0.1428571429)(x + -0.1428571429) = -0.26530612242

Can't calculate square root of the right side.

The solution to this equation could not be determined.

See similar equations:

| -170=17a | | X/4+6 | | x^6+8x^3=0 | | -(2x-4)-(5x-5)+4=-6(x-7)-(8x+2)+4 | | v-5=-8 | | 4+3+4+3+4+4=x | | f(x)=x^3-3x^2+25-75 | | 15.2x35/8 | | 5-3r=23 | | 2x^2+5x-6= | | 48=20-14 | | 3d-(-14)=11 | | x+3+x+3+x+x=28 | | (-30)(0)= | | 2+3a=-10 | | 9/3+11=-5 | | 8=9+x | | (-3)(-12)= | | 5x-5x/64 | | x/7-x=12 | | 4v+1=-7 | | x1=-115/14 | | 17/3-5=12 | | 9-2(13)=35 | | 2x^2-6=8 | | x^2-24x+17=0 | | 12x^2+9x-2=-17 | | 3-y-4=3-2y | | 6z=-90 | | T/3.2=-4.5 | | 3X-(20-4X/2) | | x-7/7-x |

Equations solver categories