13x^2-1x+13=0

Simple and best practice solution for 13x^2-1x+13=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 13x^2-1x+13=0 equation:


Simplifying
13x2 + -1x + 13 = 0

Reorder the terms:
13 + -1x + 13x2 = 0

Solving
13 + -1x + 13x2 = 0

Solving for variable 'x'.

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

Divide each side by '13'.
1 + -0.07692307692x + x2 = 0

Move the constant term to the right:

Add '-1' to each side of the equation.
1 + -0.07692307692x + -1 + x2 = 0 + -1

Reorder the terms:
1 + -1 + -0.07692307692x + x2 = 0 + -1

Combine like terms: 1 + -1 = 0
0 + -0.07692307692x + x2 = 0 + -1
-0.07692307692x + x2 = 0 + -1

Combine like terms: 0 + -1 = -1
-0.07692307692x + x2 = -1

The x term is -0.07692307692x.  Take half its coefficient (-0.03846153846).
Square it (0.001479289941) and add it to both sides.

Add '0.001479289941' to each side of the equation.
-0.07692307692x + 0.001479289941 + x2 = -1 + 0.001479289941

Reorder the terms:
0.001479289941 + -0.07692307692x + x2 = -1 + 0.001479289941

Combine like terms: -1 + 0.001479289941 = -0.998520710059
0.001479289941 + -0.07692307692x + x2 = -0.998520710059

Factor a perfect square on the left side:
(x + -0.03846153846)(x + -0.03846153846) = -0.998520710059

Can't calculate square root of the right side.

The solution to this equation could not be determined.

See similar equations:

| (A-5)*(2a-6)= | | 3m+3n= | | 89t^2+55t+34=0 | | r^3+10r+9=0 | | 12(3x-5)=10x-8 | | 3x^2-x+18=0 | | -x/6=9 | | -15n+12=-11-4 | | p+0.09p=196.2 | | -2-x=-12 | | a/4=13 | | 13x+25+8x-39=7 | | 15x^2-1x+18=0 | | 6=-3-2k-3k | | 6y-2=3y+4 | | r=2k+2w | | 13x^2-1x+15=0 | | 2.5+3y=10 | | 14=-5(4x+2)+21x | | -3r-4r= | | x^2-13x+18=0 | | -3(0.2x+4)=0.4x+9 | | d^2-8d+15=0 | | 20-2p=-2(p+2)+4p | | |2x+2|=14 | | (5x^2-3x+6)-(3x^2+4x-7)= | | -2+13=17x-4-16x | | 3-2y-5+6y=0 | | 70=7(3z+7) | | 4b-7b= | | 21x=3x | | -3(2-3x)=9 |

Equations solver categories