x^2+64x=-2

Simple and best practice solution for x^2+64x=-2 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+64x=-2 equation:


Simplifying
x2 + 64x = -2

Reorder the terms:
64x + x2 = -2

Solving
64x + x2 = -2

Solving for variable 'x'.

Reorder the terms:
2 + 64x + x2 = -2 + 2

Combine like terms: -2 + 2 = 0
2 + 64x + x2 = 0

Begin completing the square.

Move the constant term to the right:

Add '-2' to each side of the equation.
2 + 64x + -2 + x2 = 0 + -2

Reorder the terms:
2 + -2 + 64x + x2 = 0 + -2

Combine like terms: 2 + -2 = 0
0 + 64x + x2 = 0 + -2
64x + x2 = 0 + -2

Combine like terms: 0 + -2 = -2
64x + x2 = -2

The x term is 64x.  Take half its coefficient (32).
Square it (1024) and add it to both sides.

Add '1024' to each side of the equation.
64x + 1024 + x2 = -2 + 1024

Reorder the terms:
1024 + 64x + x2 = -2 + 1024

Combine like terms: -2 + 1024 = 1022
1024 + 64x + x2 = 1022

Factor a perfect square on the left side:
(x + 32)(x + 32) = 1022

Calculate the square root of the right side: 31.968734726

Break this problem into two subproblems by setting 
(x + 32) equal to 31.968734726 and -31.968734726.

Subproblem 1

x + 32 = 31.968734726 Simplifying x + 32 = 31.968734726 Reorder the terms: 32 + x = 31.968734726 Solving 32 + x = 31.968734726 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-32' to each side of the equation. 32 + -32 + x = 31.968734726 + -32 Combine like terms: 32 + -32 = 0 0 + x = 31.968734726 + -32 x = 31.968734726 + -32 Combine like terms: 31.968734726 + -32 = -0.031265274 x = -0.031265274 Simplifying x = -0.031265274

Subproblem 2

x + 32 = -31.968734726 Simplifying x + 32 = -31.968734726 Reorder the terms: 32 + x = -31.968734726 Solving 32 + x = -31.968734726 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-32' to each side of the equation. 32 + -32 + x = -31.968734726 + -32 Combine like terms: 32 + -32 = 0 0 + x = -31.968734726 + -32 x = -31.968734726 + -32 Combine like terms: -31.968734726 + -32 = -63.968734726 x = -63.968734726 Simplifying x = -63.968734726

Solution

The solution to the problem is based on the solutions from the subproblems. x = {-0.031265274, -63.968734726}

See similar equations:

| x+8=x+6+2x | | 24-10y=9 | | 18-4x=42 | | 9(2n+2)=8(4n+4)+2 | | 2x^2+64x=2 | | y=.4444x-8 | | 4y+10-4t=-4 | | -.06x^2+24x=0 | | 0.7x-5.5=0.1 | | 7+4(2a+15)= | | 8x^2+64x=2 | | 4x-5=8x-25 | | 5r+13=2r+22 | | 3x+810=1.60(x+900) | | 8x^3+64x=6 | | -63-3x=6-10x | | 2x+160=1.20(x+400) | | 6x^2+72x+192=0 | | 81x^2+72x=0 | | 8x^2+24x=4 | | 8x^2+24=4 | | 12m-81=8 | | -8x^2+24x=4 | | 6(x-2)-3x=16 | | -5x+10y=15 | | (x*x)-4x+20= | | 2(9x^2+24x+64)-50=0 | | .83x-.5=2 | | 9x+3=10x | | 2(x-4)=3(2x+7) | | 9-15=13-6p | | 2x+4+3x+5= |

Equations solver categories