(x-12)(x-12)=8

Simple and best practice solution for (x-12)(x-12)=8 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-12)(x-12)=8 equation:


Simplifying
(x + -12)(x + -12) = 8

Reorder the terms:
(-12 + x)(x + -12) = 8

Reorder the terms:
(-12 + x)(-12 + x) = 8

Multiply (-12 + x) * (-12 + x)
(-12(-12 + x) + x(-12 + x)) = 8
((-12 * -12 + x * -12) + x(-12 + x)) = 8
((144 + -12x) + x(-12 + x)) = 8
(144 + -12x + (-12 * x + x * x)) = 8
(144 + -12x + (-12x + x2)) = 8

Combine like terms: -12x + -12x = -24x
(144 + -24x + x2) = 8

Solving
144 + -24x + x2 = 8

Solving for variable 'x'.

Reorder the terms:
144 + -8 + -24x + x2 = 8 + -8

Combine like terms: 144 + -8 = 136
136 + -24x + x2 = 8 + -8

Combine like terms: 8 + -8 = 0
136 + -24x + x2 = 0

Begin completing the square.

Move the constant term to the right:

Add '-136' to each side of the equation.
136 + -24x + -136 + x2 = 0 + -136

Reorder the terms:
136 + -136 + -24x + x2 = 0 + -136

Combine like terms: 136 + -136 = 0
0 + -24x + x2 = 0 + -136
-24x + x2 = 0 + -136

Combine like terms: 0 + -136 = -136
-24x + x2 = -136

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 = -136 + 144

Reorder the terms:
144 + -24x + x2 = -136 + 144

Combine like terms: -136 + 144 = 8
144 + -24x + x2 = 8

Factor a perfect square on the left side:
(x + -12)(x + -12) = 8

Calculate the square root of the right side: 2.828427125

Break this problem into two subproblems by setting 
(x + -12) equal to 2.828427125 and -2.828427125.

Subproblem 1

x + -12 = 2.828427125 Simplifying x + -12 = 2.828427125 Reorder the terms: -12 + x = 2.828427125 Solving -12 + x = 2.828427125 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 = 2.828427125 + 12 Combine like terms: -12 + 12 = 0 0 + x = 2.828427125 + 12 x = 2.828427125 + 12 Combine like terms: 2.828427125 + 12 = 14.828427125 x = 14.828427125 Simplifying x = 14.828427125

Subproblem 2

x + -12 = -2.828427125 Simplifying x + -12 = -2.828427125 Reorder the terms: -12 + x = -2.828427125 Solving -12 + x = -2.828427125 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 = -2.828427125 + 12 Combine like terms: -12 + 12 = 0 0 + x = -2.828427125 + 12 x = -2.828427125 + 12 Combine like terms: -2.828427125 + 12 = 9.171572875 x = 9.171572875 Simplifying x = 9.171572875

Solution

The solution to the problem is based on the solutions from the subproblems. x = {14.828427125, 9.171572875}

See similar equations:

| 13=d/6 | | 5x+53=2x+392 | | 2(5t-1)+t=10-1 | | 5x^2-3x-2=o | | 2/15+1/5= | | 4/21+7/25= | | 1/2y-6 | | 17-11a=8-a | | (4x-6)/-8 | | 9a+6=4a+15 | | 8a+5=6a+19 | | 8-e=e+4 | | 144=2x+50 | | 7-5a=13 | | 22-2a=6 | | 460=20x+100 | | 4a-8=15 | | 15=y-6 | | 11n+3=7n+16 | | (4/a-7)=(-2a/a-3) | | 11-2x=4y | | 4/(a-7)=-2a/(a-3) | | (x+4)(x-1)=-5x-4 | | -8w-6w+3w= | | n+8=7+9 | | n+2(n+1)=7-2n | | 8t^3=32t | | 2y=-x-5 | | y=x^2-18x+90 | | 81b^2-16/59 | | 4x^2-18+20=0 | | (X+3)(x-6)=(2x+7)(x-6) |

Equations solver categories