-x^2-24x+24=0

Simple and best practice solution for -x^2-24x+24=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^2-24x+24=0 equation:


Simplifying
-1x2 + -24x + 24 = 0

Reorder the terms:
24 + -24x + -1x2 = 0

Solving
24 + -24x + -1x2 = 0

Solving for variable 'x'.

Begin completing the square.  Divide all terms by
-1 the coefficient of the squared term: 

Divide each side by '-1'.
-24 + 24x + x2 = 0

Move the constant term to the right:

Add '24' to each side of the equation.
-24 + 24x + 24 + x2 = 0 + 24

Reorder the terms:
-24 + 24 + 24x + x2 = 0 + 24

Combine like terms: -24 + 24 = 0
0 + 24x + x2 = 0 + 24
24x + x2 = 0 + 24

Combine like terms: 0 + 24 = 24
24x + x2 = 24

The x term is 24x.  Take half its coefficient (12).
Square it (144) and add it to both sides.

Add '144' to each side of the equation.
24x + 144 + x2 = 24 + 144

Reorder the terms:
144 + 24x + x2 = 24 + 144

Combine like terms: 24 + 144 = 168
144 + 24x + x2 = 168

Factor a perfect square on the left side:
(x + 12)(x + 12) = 168

Calculate the square root of the right side: 12.961481397

Break this problem into two subproblems by setting 
(x + 12) equal to 12.961481397 and -12.961481397.

Subproblem 1

x + 12 = 12.961481397 Simplifying x + 12 = 12.961481397 Reorder the terms: 12 + x = 12.961481397 Solving 12 + x = 12.961481397 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-12' to each side of the equation. 12 + -12 + x = 12.961481397 + -12 Combine like terms: 12 + -12 = 0 0 + x = 12.961481397 + -12 x = 12.961481397 + -12 Combine like terms: 12.961481397 + -12 = 0.961481397 x = 0.961481397 Simplifying x = 0.961481397

Subproblem 2

x + 12 = -12.961481397 Simplifying x + 12 = -12.961481397 Reorder the terms: 12 + x = -12.961481397 Solving 12 + x = -12.961481397 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-12' to each side of the equation. 12 + -12 + x = -12.961481397 + -12 Combine like terms: 12 + -12 = 0 0 + x = -12.961481397 + -12 x = -12.961481397 + -12 Combine like terms: -12.961481397 + -12 = -24.961481397 x = -24.961481397 Simplifying x = -24.961481397

Solution

The solution to the problem is based on the solutions from the subproblems. x = {0.961481397, -24.961481397}

See similar equations:

| 6/(2x3) | | 6-x=4x-8 | | 4r(6r+4)= | | 2-4x+30=4x-3 | | 5y-8-2y+6=0 | | (x+5)+9=4 | | 4cos(x)=cos(2x) | | 8x*3/4y | | 0.60=logx | | (7x+11)(6x+3)=5 | | 4w+9=5w-6 | | 2/5-1/6 | | (2x/3)-2=4 | | 7y-13-3y+8=0 | | -49+(-33)= | | Y^3+3y^3=36y+108 | | 2c^3+2c^2-24c=0 | | -10x^2-20x+80=0 | | 2(x+5)=3(2x-3) | | 10=2/9w | | 4(2m-1)=36 | | -0.6=x/1.2 | | -3=-3(3p-10)-5p | | 2(x+4)+2x=-6x | | 9.2x=7x | | -5(v-3)=-25 | | 3s-6st= | | 20=2+3[y+2] | | 64x+8-2y= | | 4c-6=2c+12 | | -37/19=k-56/19 | | 48=8(-2+r) |

Equations solver categories