x^2=100x+200

Simple and best practice solution for x^2=100x+200 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=100x+200 equation:


Simplifying
x2 = 100x + 200

Reorder the terms:
x2 = 200 + 100x

Solving
x2 = 200 + 100x

Solving for variable 'x'.

Reorder the terms:
-200 + -100x + x2 = 200 + 100x + -200 + -100x

Reorder the terms:
-200 + -100x + x2 = 200 + -200 + 100x + -100x

Combine like terms: 200 + -200 = 0
-200 + -100x + x2 = 0 + 100x + -100x
-200 + -100x + x2 = 100x + -100x

Combine like terms: 100x + -100x = 0
-200 + -100x + x2 = 0

Begin completing the square.

Move the constant term to the right:

Add '200' to each side of the equation.
-200 + -100x + 200 + x2 = 0 + 200

Reorder the terms:
-200 + 200 + -100x + x2 = 0 + 200

Combine like terms: -200 + 200 = 0
0 + -100x + x2 = 0 + 200
-100x + x2 = 0 + 200

Combine like terms: 0 + 200 = 200
-100x + x2 = 200

The x term is -100x.  Take half its coefficient (-50).
Square it (2500) and add it to both sides.

Add '2500' to each side of the equation.
-100x + 2500 + x2 = 200 + 2500

Reorder the terms:
2500 + -100x + x2 = 200 + 2500

Combine like terms: 200 + 2500 = 2700
2500 + -100x + x2 = 2700

Factor a perfect square on the left side:
(x + -50)(x + -50) = 2700

Calculate the square root of the right side: 51.961524227

Break this problem into two subproblems by setting 
(x + -50) equal to 51.961524227 and -51.961524227.

Subproblem 1

x + -50 = 51.961524227 Simplifying x + -50 = 51.961524227 Reorder the terms: -50 + x = 51.961524227 Solving -50 + x = 51.961524227 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '50' to each side of the equation. -50 + 50 + x = 51.961524227 + 50 Combine like terms: -50 + 50 = 0 0 + x = 51.961524227 + 50 x = 51.961524227 + 50 Combine like terms: 51.961524227 + 50 = 101.961524227 x = 101.961524227 Simplifying x = 101.961524227

Subproblem 2

x + -50 = -51.961524227 Simplifying x + -50 = -51.961524227 Reorder the terms: -50 + x = -51.961524227 Solving -50 + x = -51.961524227 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '50' to each side of the equation. -50 + 50 + x = -51.961524227 + 50 Combine like terms: -50 + 50 = 0 0 + x = -51.961524227 + 50 x = -51.961524227 + 50 Combine like terms: -51.961524227 + 50 = -1.961524227 x = -1.961524227 Simplifying x = -1.961524227

Solution

The solution to the problem is based on the solutions from the subproblems. x = {101.961524227, -1.961524227}

See similar equations:

| 6n-1+1=3+7n-2n | | -8m=8 | | -4n-5n=-9 | | 2e-5(5000)= | | -15=1+8x-8 | | y^2+9y-32=0 | | 5x+5=6x-36 | | 6x+24=4x+34 | | 1-11x+7=-3-12x | | -16=8-3a-5a | | 1-11x+7=-3-13x | | 10(1+12x)=250 | | 8-2x/5=10 | | 2x+1=x-18 | | 14m-7=3m+16 | | 12/5=-9y-1/5(-10y-3) | | 12/5=-9y-1/5(10y-3) | | 2(w+2)=12 | | 12/5=-9k-1/5(-10y-3) | | 2x-8=52x-8x | | 2(x-5)=62-2x | | 3u-13=5u | | 21=1-x/5 | | 8x+1=5x+25 | | 2x+7+3x=5x+7 | | 7a-7=56 | | 4x^2+4x+1=x^2 | | 6a-9=2a+15 | | 5x-5=73-8x | | V-9/- | | (x-3)/5 | | x^2-2x+1-4=0 |

Equations solver categories