x^2-13x+34=0

Simple and best practice solution for x^2-13x+34=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 x^2-13x+34=0 equation:


Simplifying
x2 + -13x + 34 = 0

Reorder the terms:
34 + -13x + x2 = 0

Solving
34 + -13x + x2 = 0

Solving for variable 'x'.

Begin completing the square.

Move the constant term to the right:

Add '-34' to each side of the equation.
34 + -13x + -34 + x2 = 0 + -34

Reorder the terms:
34 + -34 + -13x + x2 = 0 + -34

Combine like terms: 34 + -34 = 0
0 + -13x + x2 = 0 + -34
-13x + x2 = 0 + -34

Combine like terms: 0 + -34 = -34
-13x + x2 = -34

The x term is -13x.  Take half its coefficient (-6.5).
Square it (42.25) and add it to both sides.

Add '42.25' to each side of the equation.
-13x + 42.25 + x2 = -34 + 42.25

Reorder the terms:
42.25 + -13x + x2 = -34 + 42.25

Combine like terms: -34 + 42.25 = 8.25
42.25 + -13x + x2 = 8.25

Factor a perfect square on the left side:
(x + -6.5)(x + -6.5) = 8.25

Calculate the square root of the right side: 2.872281323

Break this problem into two subproblems by setting 
(x + -6.5) equal to 2.872281323 and -2.872281323.

Subproblem 1

x + -6.5 = 2.872281323 Simplifying x + -6.5 = 2.872281323 Reorder the terms: -6.5 + x = 2.872281323 Solving -6.5 + x = 2.872281323 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '6.5' to each side of the equation. -6.5 + 6.5 + x = 2.872281323 + 6.5 Combine like terms: -6.5 + 6.5 = 0.0 0.0 + x = 2.872281323 + 6.5 x = 2.872281323 + 6.5 Combine like terms: 2.872281323 + 6.5 = 9.372281323 x = 9.372281323 Simplifying x = 9.372281323

Subproblem 2

x + -6.5 = -2.872281323 Simplifying x + -6.5 = -2.872281323 Reorder the terms: -6.5 + x = -2.872281323 Solving -6.5 + x = -2.872281323 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '6.5' to each side of the equation. -6.5 + 6.5 + x = -2.872281323 + 6.5 Combine like terms: -6.5 + 6.5 = 0.0 0.0 + x = -2.872281323 + 6.5 x = -2.872281323 + 6.5 Combine like terms: -2.872281323 + 6.5 = 3.627718677 x = 3.627718677 Simplifying x = 3.627718677

Solution

The solution to the problem is based on the solutions from the subproblems. x = {9.372281323, 3.627718677}

See similar equations:

| 64x^2-16x-144=0 | | 27x=3x^2 | | -144r^2+1= | | -9x-4(1)=36 | | 25.3=s+6.2 | | 6x+2(-3+12)=24 | | 3x-26=4 | | 5i(6i+4)= | | -5(2.8889)+10y=-50 | | 3x-4y-7=0 | | y=-0.6x | | -5x+10(-4x+8)=-50 | | Y-9=-(6/7)*21 | | Y-9=-(6/7)21 | | x^2-12x+11+3x^2-3x-6+2x^2-27x-5= | | y=-3/5x+2 | | 1=-4x+8 | | y=-4(1)+8 | | 4s+20st+25t^2= | | 7z=5 | | 4/5x-5y=3 | | (9x+2)-(3x-7)=0 | | 16r^2-24r+9= | | W+62=90 | | 3x+6=4x*5 | | 64c^2-9= | | y=5/8(2.2857)-5 | | 3(x-4)=4(x-6) | | 8(6x-9)= | | 11-14x+3x^2= | | y+3x=4-5x | | 30+11x+x^2= |

Equations solver categories