x^2+1807x-4200=0

Simple and best practice solution for x^2+1807x-4200=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+1807x-4200=0 equation:


Simplifying
x2 + 1807x + -4200 = 0

Reorder the terms:
-4200 + 1807x + x2 = 0

Solving
-4200 + 1807x + x2 = 0

Solving for variable 'x'.

Begin completing the square.

Move the constant term to the right:

Add '4200' to each side of the equation.
-4200 + 1807x + 4200 + x2 = 0 + 4200

Reorder the terms:
-4200 + 4200 + 1807x + x2 = 0 + 4200

Combine like terms: -4200 + 4200 = 0
0 + 1807x + x2 = 0 + 4200
1807x + x2 = 0 + 4200

Combine like terms: 0 + 4200 = 4200
1807x + x2 = 4200

The x term is 1807x.  Take half its coefficient (903.5).
Square it (816312.25) and add it to both sides.

Add '816312.25' to each side of the equation.
1807x + 816312.25 + x2 = 4200 + 816312.25

Reorder the terms:
816312.25 + 1807x + x2 = 4200 + 816312.25

Combine like terms: 4200 + 816312.25 = 820512.25
816312.25 + 1807x + x2 = 820512.25

Factor a perfect square on the left side:
(x + 903.5)(x + 903.5) = 820512.25

Calculate the square root of the right side: 905.821312401

Break this problem into two subproblems by setting 
(x + 903.5) equal to 905.821312401 and -905.821312401.

Subproblem 1

x + 903.5 = 905.821312401 Simplifying x + 903.5 = 905.821312401 Reorder the terms: 903.5 + x = 905.821312401 Solving 903.5 + x = 905.821312401 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-903.5' to each side of the equation. 903.5 + -903.5 + x = 905.821312401 + -903.5 Combine like terms: 903.5 + -903.5 = 0.0 0.0 + x = 905.821312401 + -903.5 x = 905.821312401 + -903.5 Combine like terms: 905.821312401 + -903.5 = 2.321312401 x = 2.321312401 Simplifying x = 2.321312401

Subproblem 2

x + 903.5 = -905.821312401 Simplifying x + 903.5 = -905.821312401 Reorder the terms: 903.5 + x = -905.821312401 Solving 903.5 + x = -905.821312401 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-903.5' to each side of the equation. 903.5 + -903.5 + x = -905.821312401 + -903.5 Combine like terms: 903.5 + -903.5 = 0.0 0.0 + x = -905.821312401 + -903.5 x = -905.821312401 + -903.5 Combine like terms: -905.821312401 + -903.5 = -1809.321312401 x = -1809.321312401 Simplifying x = -1809.321312401

Solution

The solution to the problem is based on the solutions from the subproblems. x = {2.321312401, -1809.321312401}

See similar equations:

| y+-.3y= | | (5z+4)(1-z)=0 | | 12xy+28x+15y+35=0 | | 7x-4=5+6x | | (x+6)(x+2)-[x(x-2)]=132 | | 8x+5=10+5x | | x+2=-42+5x | | 6=-3x+5 | | 9x^4-33x^3+30x^2=equation | | 11m-15m= | | 7x-15=3x+5+4(x-20) | | 3.5=1.75*x | | 9x-(5x-4)=20 | | K/47=55 | | 6x+5.4=30 | | y=1.75*x | | 7d+1u= | | (-9r)+7=79 | | 5(2x-6)=-4(5-2x)+3x | | 8ysquared=72 | | 3x^2+4x=28 | | 24x+45=33x | | 6n+1=1/2 | | y=3x-2x+4 | | 33(4x+3)=2x-5(3-x)+2 | | 25x=55 | | 2+4x=74 | | n+n+2=117 | | 15p^2=p+6 | | 6/n=4/11 | | 35-5(16-11)= | | 2b+4=4 |

Equations solver categories