x^2+x-3200=0

Simple and best practice solution for x^2+x-3200=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+x-3200=0 equation:


Simplifying
x2 + x + -3200 = 0

Reorder the terms:
-3200 + x + x2 = 0

Solving
-3200 + x + x2 = 0

Solving for variable 'x'.

Begin completing the square.

Move the constant term to the right:

Add '3200' to each side of the equation.
-3200 + x + 3200 + x2 = 0 + 3200

Reorder the terms:
-3200 + 3200 + x + x2 = 0 + 3200

Combine like terms: -3200 + 3200 = 0
0 + x + x2 = 0 + 3200
x + x2 = 0 + 3200

Combine like terms: 0 + 3200 = 3200
x + x2 = 3200

The x term is x.  Take half its coefficient (0.5).
Square it (0.25) and add it to both sides.

Add '0.25' to each side of the equation.
x + 0.25 + x2 = 3200 + 0.25

Reorder the terms:
0.25 + x + x2 = 3200 + 0.25

Combine like terms: 3200 + 0.25 = 3200.25
0.25 + x + x2 = 3200.25

Factor a perfect square on the left side:
(x + 0.5)(x + 0.5) = 3200.25

Calculate the square root of the right side: 56.57075216

Break this problem into two subproblems by setting 
(x + 0.5) equal to 56.57075216 and -56.57075216.

Subproblem 1

x + 0.5 = 56.57075216 Simplifying x + 0.5 = 56.57075216 Reorder the terms: 0.5 + x = 56.57075216 Solving 0.5 + x = 56.57075216 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-0.5' to each side of the equation. 0.5 + -0.5 + x = 56.57075216 + -0.5 Combine like terms: 0.5 + -0.5 = 0.0 0.0 + x = 56.57075216 + -0.5 x = 56.57075216 + -0.5 Combine like terms: 56.57075216 + -0.5 = 56.07075216 x = 56.07075216 Simplifying x = 56.07075216

Subproblem 2

x + 0.5 = -56.57075216 Simplifying x + 0.5 = -56.57075216 Reorder the terms: 0.5 + x = -56.57075216 Solving 0.5 + x = -56.57075216 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-0.5' to each side of the equation. 0.5 + -0.5 + x = -56.57075216 + -0.5 Combine like terms: 0.5 + -0.5 = 0.0 0.0 + x = -56.57075216 + -0.5 x = -56.57075216 + -0.5 Combine like terms: -56.57075216 + -0.5 = -57.07075216 x = -57.07075216 Simplifying x = -57.07075216

Solution

The solution to the problem is based on the solutions from the subproblems. x = {56.07075216, -57.07075216}

See similar equations:

| -6=a+-7 | | x^2+100=101x | | 8x-(3x+2)+x= | | x^2-18x+26=0 | | 300b^3-1080b^2+972b=0 | | 5v^2-30v=40 | | 3y=12x-45 | | p^2+11p=10 | | 6x+4x(-20)=550 | | -4(x+4)=-24 | | x+24=-8x | | a^2-a=90 | | 4y+7=3y-8 | | 729m^4-576m^2=0 | | 2k^2+22k=60 | | -10+0.25s=5 | | -17+n*5=33 | | 5n^2+10n=20 | | -y=-2y-x | | 5(x-7)=85 | | 4y=8x-40 | | 2n^2+6n=8 | | 20x-8y=24 | | 1089r^2-900=0 | | -10+0.25s=-5 | | 1.75x+2=.25+.25x | | n^2+6n=8 | | -5+w*3=-1 | | x= (5-1)2+(1-4)2 | | 9a-6a-a-14= | | b^2-6b=8 | | 196+448x+256x^2=0 |

Equations solver categories