7x^2-6x+5=0

Simple and best practice solution for 7x^2-6x+5=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^2-6x+5=0 equation:


Simplifying
7x2 + -6x + 5 = 0

Reorder the terms:
5 + -6x + 7x2 = 0

Solving
5 + -6x + 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'.
0.7142857143 + -0.8571428571x + x2 = 0

Move the constant term to the right:

Add '-0.7142857143' to each side of the equation.
0.7142857143 + -0.8571428571x + -0.7142857143 + x2 = 0 + -0.7142857143

Reorder the terms:
0.7142857143 + -0.7142857143 + -0.8571428571x + x2 = 0 + -0.7142857143

Combine like terms: 0.7142857143 + -0.7142857143 = 0.0000000000
0.0000000000 + -0.8571428571x + x2 = 0 + -0.7142857143
-0.8571428571x + x2 = 0 + -0.7142857143

Combine like terms: 0 + -0.7142857143 = -0.7142857143
-0.8571428571x + x2 = -0.7142857143

The x term is -0.8571428571x.  Take half its coefficient (-0.4285714286).
Square it (0.1836734694) and add it to both sides.

Add '0.1836734694' to each side of the equation.
-0.8571428571x + 0.1836734694 + x2 = -0.7142857143 + 0.1836734694

Reorder the terms:
0.1836734694 + -0.8571428571x + x2 = -0.7142857143 + 0.1836734694

Combine like terms: -0.7142857143 + 0.1836734694 = -0.5306122449
0.1836734694 + -0.8571428571x + x2 = -0.5306122449

Factor a perfect square on the left side:
(x + -0.4285714286)(x + -0.4285714286) = -0.5306122449

Can't calculate square root of the right side.

The solution to this equation could not be determined.

See similar equations:

| 3+3u=-15 | | 2w^2-3w-65=0 | | x/4=-20+16 | | 4.5x+2x-9=17 | | 13-7x=168-42x | | 18-3(2.5)= | | 7x-5=21 | | 2c+6=6c-4 | | 20y^2-13y+2=0 | | 2=-1+-x | | 15z^2-4z-4=0 | | w^2+4w-45=0 | | =(5+(-8))x | | -3x+6(1/2)=-18 | | 2=-1+x | | 3(2y+5)=39 | | 8(w+1)-(-5w-2)=12w | | 3d^2-10d+7=0 | | x^2+1=145 | | =(4+(-7))x | | 1=2/3(-3)+b | | f(4)=-4-7+3 | | 1.5r-.5r=-5 | | x^2+1=45 | | -2=-6(5)+b | | 23l-l^2-90=0 | | 18=2Nr | | 3-5(x-2)=18 | | -8m=36 | | 20z^2-13z+2=0 | | 104=8(-4+a) | | 18r^2-39r+20=0 |

Equations solver categories