x^2+6x-92=4

Simple and best practice solution for x^2+6x-92=4 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+6x-92=4 equation:


Simplifying
x2 + 6x + -92 = 4

Reorder the terms:
-92 + 6x + x2 = 4

Solving
-92 + 6x + x2 = 4

Solving for variable 'x'.

Reorder the terms:
-92 + -4 + 6x + x2 = 4 + -4

Combine like terms: -92 + -4 = -96
-96 + 6x + x2 = 4 + -4

Combine like terms: 4 + -4 = 0
-96 + 6x + x2 = 0

Begin completing the square.

Move the constant term to the right:

Add '96' to each side of the equation.
-96 + 6x + 96 + x2 = 0 + 96

Reorder the terms:
-96 + 96 + 6x + x2 = 0 + 96

Combine like terms: -96 + 96 = 0
0 + 6x + x2 = 0 + 96
6x + x2 = 0 + 96

Combine like terms: 0 + 96 = 96
6x + x2 = 96

The x term is 6x.  Take half its coefficient (3).
Square it (9) and add it to both sides.

Add '9' to each side of the equation.
6x + 9 + x2 = 96 + 9

Reorder the terms:
9 + 6x + x2 = 96 + 9

Combine like terms: 96 + 9 = 105
9 + 6x + x2 = 105

Factor a perfect square on the left side:
(x + 3)(x + 3) = 105

Calculate the square root of the right side: 10.246950766

Break this problem into two subproblems by setting 
(x + 3) equal to 10.246950766 and -10.246950766.

Subproblem 1

x + 3 = 10.246950766 Simplifying x + 3 = 10.246950766 Reorder the terms: 3 + x = 10.246950766 Solving 3 + x = 10.246950766 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-3' to each side of the equation. 3 + -3 + x = 10.246950766 + -3 Combine like terms: 3 + -3 = 0 0 + x = 10.246950766 + -3 x = 10.246950766 + -3 Combine like terms: 10.246950766 + -3 = 7.246950766 x = 7.246950766 Simplifying x = 7.246950766

Subproblem 2

x + 3 = -10.246950766 Simplifying x + 3 = -10.246950766 Reorder the terms: 3 + x = -10.246950766 Solving 3 + x = -10.246950766 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-3' to each side of the equation. 3 + -3 + x = -10.246950766 + -3 Combine like terms: 3 + -3 = 0 0 + x = -10.246950766 + -3 x = -10.246950766 + -3 Combine like terms: -10.246950766 + -3 = -13.246950766 x = -13.246950766 Simplifying x = -13.246950766

Solution

The solution to the problem is based on the solutions from the subproblems. x = {7.246950766, -13.246950766}

See similar equations:

| 0.05x=1770 | | 1-5lnx/x^6 | | 6K^4+K^2=0 | | 1/2t^2-162 | | t-987654=9876543 | | 324+x^2=36+x^2 | | b-4(b-3(1-b))=42 | | 3/8n-1=25 | | 9+11a=3.1-s | | 12/x=9/5 | | 2x^2+6=5x | | (7x+-1)+(4x+5)= | | 43x+1996=7385-67 | | X/6=8/15 | | -5z^2-6z+4=0 | | 8x+28=8x | | X/4=5/1/6 | | 3x/5=2/7 | | 6x/3=6(x/3) | | (2x-6)(x-4)=0 | | y=1-.9(1-.95y) | | 7w-13=50 | | x^2-4x-22=-10 | | 1-3r=37 | | 62/7-5/9 | | 4y-5x+6=0 | | 21=7+31x-16x^2 | | y-5=2(x+5) | | (2[x]+3)2=25 | | 17x+4y=54 | | 10x+20y=2450 | | 12=12(z-1/5) |

Equations solver categories