h^2+14h-26=0

Simple and best practice solution for h^2+14h-26=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 h^2+14h-26=0 equation:


Simplifying
h2 + 14h + -26 = 0

Reorder the terms:
-26 + 14h + h2 = 0

Solving
-26 + 14h + h2 = 0

Solving for variable 'h'.

Begin completing the square.

Move the constant term to the right:

Add '26' to each side of the equation.
-26 + 14h + 26 + h2 = 0 + 26

Reorder the terms:
-26 + 26 + 14h + h2 = 0 + 26

Combine like terms: -26 + 26 = 0
0 + 14h + h2 = 0 + 26
14h + h2 = 0 + 26

Combine like terms: 0 + 26 = 26
14h + h2 = 26

The h term is 14h.  Take half its coefficient (7).
Square it (49) and add it to both sides.

Add '49' to each side of the equation.
14h + 49 + h2 = 26 + 49

Reorder the terms:
49 + 14h + h2 = 26 + 49

Combine like terms: 26 + 49 = 75
49 + 14h + h2 = 75

Factor a perfect square on the left side:
(h + 7)(h + 7) = 75

Calculate the square root of the right side: 8.660254038

Break this problem into two subproblems by setting 
(h + 7) equal to 8.660254038 and -8.660254038.

Subproblem 1

h + 7 = 8.660254038 Simplifying h + 7 = 8.660254038 Reorder the terms: 7 + h = 8.660254038 Solving 7 + h = 8.660254038 Solving for variable 'h'. Move all terms containing h to the left, all other terms to the right. Add '-7' to each side of the equation. 7 + -7 + h = 8.660254038 + -7 Combine like terms: 7 + -7 = 0 0 + h = 8.660254038 + -7 h = 8.660254038 + -7 Combine like terms: 8.660254038 + -7 = 1.660254038 h = 1.660254038 Simplifying h = 1.660254038

Subproblem 2

h + 7 = -8.660254038 Simplifying h + 7 = -8.660254038 Reorder the terms: 7 + h = -8.660254038 Solving 7 + h = -8.660254038 Solving for variable 'h'. Move all terms containing h to the left, all other terms to the right. Add '-7' to each side of the equation. 7 + -7 + h = -8.660254038 + -7 Combine like terms: 7 + -7 = 0 0 + h = -8.660254038 + -7 h = -8.660254038 + -7 Combine like terms: -8.660254038 + -7 = -15.660254038 h = -15.660254038 Simplifying h = -15.660254038

Solution

The solution to the problem is based on the solutions from the subproblems. h = {1.660254038, -15.660254038}

See similar equations:

| 2x+8=7+3 | | 0=x(x+3)(x+5)-10(x+5) | | Log[2](5x)=4 | | X^2-10x=-18-x | | 2x+.5(x-4)=9 | | 6(5-8a)+12=-54 | | x^2y+4y-8=0 | | 26+2y-4=11y-13-4y | | (X^2-36x-729)=0 | | 6(8g+2)45=153 | | x^4-81i=0 | | -20(y-3)= | | pg^2+4=0 | | y=27x+7 | | (X^2-36-729)=0 | | 4x=6+2x | | X^2-36-729=0 | | 0.99x^2-x-60=0 | | 10(6x+8)=500 | | X(5x+6)=14 | | x+4+5=3 | | 0.6(d-3)=3d | | 6.1x+20.74=-51.86 | | a+2+3=13 | | .2(x+50)+6=0.4(3x+20) | | 1.34v+45.6=2.8v | | 7(x+4)=17 | | x^3+4x^2-11x+30=0 | | 22=p+7-6p | | x^4+14x+53=0 | | 85x+4=125x | | 17x+11=0 |

Equations solver categories