h*h+13h-10=0

Simple and best practice solution for h*h+13h-10=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*h+13h-10=0 equation:


Simplifying
h * h + 13h + -10 = 0

Multiply h * h
h2 + 13h + -10 = 0

Reorder the terms:
-10 + 13h + h2 = 0

Solving
-10 + 13h + h2 = 0

Solving for variable 'h'.

Begin completing the square.

Move the constant term to the right:

Add '10' to each side of the equation.
-10 + 13h + 10 + h2 = 0 + 10

Reorder the terms:
-10 + 10 + 13h + h2 = 0 + 10

Combine like terms: -10 + 10 = 0
0 + 13h + h2 = 0 + 10
13h + h2 = 0 + 10

Combine like terms: 0 + 10 = 10
13h + h2 = 10

The h term is 13h.  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.
13h + 42.25 + h2 = 10 + 42.25

Reorder the terms:
42.25 + 13h + h2 = 10 + 42.25

Combine like terms: 10 + 42.25 = 52.25
42.25 + 13h + h2 = 52.25

Factor a perfect square on the left side:
(h + 6.5)(h + 6.5) = 52.25

Calculate the square root of the right side: 7.228416147

Break this problem into two subproblems by setting 
(h + 6.5) equal to 7.228416147 and -7.228416147.

Subproblem 1

h + 6.5 = 7.228416147 Simplifying h + 6.5 = 7.228416147 Reorder the terms: 6.5 + h = 7.228416147 Solving 6.5 + h = 7.228416147 Solving for variable 'h'. Move all terms containing h to the left, all other terms to the right. Add '-6.5' to each side of the equation. 6.5 + -6.5 + h = 7.228416147 + -6.5 Combine like terms: 6.5 + -6.5 = 0.0 0.0 + h = 7.228416147 + -6.5 h = 7.228416147 + -6.5 Combine like terms: 7.228416147 + -6.5 = 0.728416147 h = 0.728416147 Simplifying h = 0.728416147

Subproblem 2

h + 6.5 = -7.228416147 Simplifying h + 6.5 = -7.228416147 Reorder the terms: 6.5 + h = -7.228416147 Solving 6.5 + h = -7.228416147 Solving for variable 'h'. Move all terms containing h to the left, all other terms to the right. Add '-6.5' to each side of the equation. 6.5 + -6.5 + h = -7.228416147 + -6.5 Combine like terms: 6.5 + -6.5 = 0.0 0.0 + h = -7.228416147 + -6.5 h = -7.228416147 + -6.5 Combine like terms: -7.228416147 + -6.5 = -13.728416147 h = -13.728416147 Simplifying h = -13.728416147

Solution

The solution to the problem is based on the solutions from the subproblems. h = {0.728416147, -13.728416147}

See similar equations:

| 5x-(3x+2)=9x-30 | | x-4x+6=0 | | 9-4x=-6 | | kx^2+(k^2+1)x+3=0 | | y*y+8y=2 | | -25y-15=85 | | 28/{[72/2(3*2)]-2} | | v(3v-17)=-23 | | -10=1/2x-16 | | y+8y=2 | | 9x^2-4y^2=35 | | z-22/6=z-8/7 | | v(3v-17)=21 | | 1-x=4x-6 | | 2x^2-19+42=0 | | 18=-9x-9x | | y=2x(2)-10x+5 | | 3x-12=2x-23 | | v(3v-23)=-21 | | 7*(6+2)2-9= | | x+25=2x-5 | | h*h+5*h-14=0 | | -15+8x=57 | | 3+3n-1=7n+6-3n | | -15+7x=57 | | h*h+13*h-10=0 | | ln(63)= | | 4j-3=j+9 | | 1/2x-5=-1/4x-8 | | 10x+7=4x-9 | | -9x+9=18 | | 4x(cube)-4x=0 |

Equations solver categories