0.5x^2+100x-5000=0

Simple and best practice solution for 0.5x^2+100x-5000=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 0.5x^2+100x-5000=0 equation:


Simplifying
0.5x2 + 100x + -5000 = 0

Reorder the terms:
-5000 + 100x + 0.5x2 = 0

Solving
-5000 + 100x + 0.5x2 = 0

Solving for variable 'x'.

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

Divide each side by '0.5'.
-10000 + 200x + x2 = 0

Move the constant term to the right:

Add '10000' to each side of the equation.
-10000 + 200x + 10000 + x2 = 0 + 10000

Reorder the terms:
-10000 + 10000 + 200x + x2 = 0 + 10000

Combine like terms: -10000 + 10000 = 0
0 + 200x + x2 = 0 + 10000
200x + x2 = 0 + 10000

Combine like terms: 0 + 10000 = 10000
200x + x2 = 10000

The x term is 200x.  Take half its coefficient (100).
Square it (10000) and add it to both sides.

Add '10000' to each side of the equation.
200x + 10000 + x2 = 10000 + 10000

Reorder the terms:
10000 + 200x + x2 = 10000 + 10000

Combine like terms: 10000 + 10000 = 20000
10000 + 200x + x2 = 20000

Factor a perfect square on the left side:
(x + 100)(x + 100) = 20000

Calculate the square root of the right side: 141.421356237

Break this problem into two subproblems by setting 
(x + 100) equal to 141.421356237 and -141.421356237.

Subproblem 1

x + 100 = 141.421356237 Simplifying x + 100 = 141.421356237 Reorder the terms: 100 + x = 141.421356237 Solving 100 + x = 141.421356237 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-100' to each side of the equation. 100 + -100 + x = 141.421356237 + -100 Combine like terms: 100 + -100 = 0 0 + x = 141.421356237 + -100 x = 141.421356237 + -100 Combine like terms: 141.421356237 + -100 = 41.421356237 x = 41.421356237 Simplifying x = 41.421356237

Subproblem 2

x + 100 = -141.421356237 Simplifying x + 100 = -141.421356237 Reorder the terms: 100 + x = -141.421356237 Solving 100 + x = -141.421356237 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-100' to each side of the equation. 100 + -100 + x = -141.421356237 + -100 Combine like terms: 100 + -100 = 0 0 + x = -141.421356237 + -100 x = -141.421356237 + -100 Combine like terms: -141.421356237 + -100 = -241.421356237 x = -241.421356237 Simplifying x = -241.421356237

Solution

The solution to the problem is based on the solutions from the subproblems. x = {41.421356237, -241.421356237}

See similar equations:

| 0.5x^2-100x+5000=0 | | 9(1+y)=8(y-6) | | x+17=7x+47 | | x^2+100x-10000=0 | | (x-15)(x-15)=-36 | | 15+17=-4(6x-8) | | 6(n+8)-(-4n-1)=9n | | 0=0+0 | | 15x-8=14x-12 | | 11+5x=-x+32x+39 | | (5a-2b+8ab+9)-(2a+b+8ab-1)= | | 2x-5/-2=-10 | | -3x+23y=-11 | | 2x^2-px+16=0 | | 14=-7/2x | | -16x^2+64x+4=0 | | 24=4/3w | | x^3+9x^2-7x-10=0 | | -1/6X-1/5X | | 3xsquared-48= | | 0.5x^2+50x-5000=0 | | x+4.33=6.26 | | 1/6X-1/5X | | 4x^2+12x+9=72+x^2 | | y-1/8=-3/4 | | tan(3x)=0.9 | | x-((x^3-2x^2-5)/(3x^2-4x)) | | 4y-3(y-6)+2=6 | | 12^(3/5)= | | 3000-15x=3500-25x | | 3500-25x=3000-15x | | D(ln8x)/Dx= |

Equations solver categories