(x-19)(x-19)=27

Simple and best practice solution for (x-19)(x-19)=27 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-19)(x-19)=27 equation:


Simplifying
(x + -19)(x + -19) = 27

Reorder the terms:
(-19 + x)(x + -19) = 27

Reorder the terms:
(-19 + x)(-19 + x) = 27

Multiply (-19 + x) * (-19 + x)
(-19(-19 + x) + x(-19 + x)) = 27
((-19 * -19 + x * -19) + x(-19 + x)) = 27
((361 + -19x) + x(-19 + x)) = 27
(361 + -19x + (-19 * x + x * x)) = 27
(361 + -19x + (-19x + x2)) = 27

Combine like terms: -19x + -19x = -38x
(361 + -38x + x2) = 27

Solving
361 + -38x + x2 = 27

Solving for variable 'x'.

Reorder the terms:
361 + -27 + -38x + x2 = 27 + -27

Combine like terms: 361 + -27 = 334
334 + -38x + x2 = 27 + -27

Combine like terms: 27 + -27 = 0
334 + -38x + x2 = 0

Begin completing the square.

Move the constant term to the right:

Add '-334' to each side of the equation.
334 + -38x + -334 + x2 = 0 + -334

Reorder the terms:
334 + -334 + -38x + x2 = 0 + -334

Combine like terms: 334 + -334 = 0
0 + -38x + x2 = 0 + -334
-38x + x2 = 0 + -334

Combine like terms: 0 + -334 = -334
-38x + x2 = -334

The x term is -38x.  Take half its coefficient (-19).
Square it (361) and add it to both sides.

Add '361' to each side of the equation.
-38x + 361 + x2 = -334 + 361

Reorder the terms:
361 + -38x + x2 = -334 + 361

Combine like terms: -334 + 361 = 27
361 + -38x + x2 = 27

Factor a perfect square on the left side:
(x + -19)(x + -19) = 27

Calculate the square root of the right side: 5.196152423

Break this problem into two subproblems by setting 
(x + -19) equal to 5.196152423 and -5.196152423.

Subproblem 1

x + -19 = 5.196152423 Simplifying x + -19 = 5.196152423 Reorder the terms: -19 + x = 5.196152423 Solving -19 + x = 5.196152423 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '19' to each side of the equation. -19 + 19 + x = 5.196152423 + 19 Combine like terms: -19 + 19 = 0 0 + x = 5.196152423 + 19 x = 5.196152423 + 19 Combine like terms: 5.196152423 + 19 = 24.196152423 x = 24.196152423 Simplifying x = 24.196152423

Subproblem 2

x + -19 = -5.196152423 Simplifying x + -19 = -5.196152423 Reorder the terms: -19 + x = -5.196152423 Solving -19 + x = -5.196152423 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '19' to each side of the equation. -19 + 19 + x = -5.196152423 + 19 Combine like terms: -19 + 19 = 0 0 + x = -5.196152423 + 19 x = -5.196152423 + 19 Combine like terms: -5.196152423 + 19 = 13.803847577 x = 13.803847577 Simplifying x = 13.803847577

Solution

The solution to the problem is based on the solutions from the subproblems. x = {24.196152423, 13.803847577}

See similar equations:

| 324=x^8 | | 8z^3/×2/z | | x+5y-4z=1 | | 36=9x+x^2 | | -(1/3)y-(9/5)=-(3/2) | | sen(5x)=sen(x) | | 3x^3+6x^2-15x= | | 26u^2+-11u+15=0 | | sen(5x)=senx | | 36=(9+X)x | | -(3y/5)=15 | | x/9=9.9 | | 6+n=60 | | -(5/8)y=10 | | 0=12t-2t^2 | | 3x^2-14x-12=-6x-9 | | 4p^8-4=0 | | 3/8r=40 | | 6/7x6/7 | | 9-14/4=-2 | | 6-2=n-6 | | -3.5+-1.5y=0.5+-1.5y | | 648=8x^2 | | -12x-144=-9+-63 | | 49+x^2=36+x^2 | | 30p+25=145 | | 2/13x4/5 | | x/3=9.9 | | 5x^2+7x-3=4x-1 | | 8x^2-8x+5=0 | | 3/4x=128 | | ⅞x5/6 |

Equations solver categories