(x+2)(x+2)=6

Simple and best practice solution for (x+2)(x+2)=6 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)(x+2)=6 equation:


Simplifying
(x + 2)(x + 2) = 6

Reorder the terms:
(2 + x)(x + 2) = 6

Reorder the terms:
(2 + x)(2 + x) = 6

Multiply (2 + x) * (2 + x)
(2(2 + x) + x(2 + x)) = 6
((2 * 2 + x * 2) + x(2 + x)) = 6
((4 + 2x) + x(2 + x)) = 6
(4 + 2x + (2 * x + x * x)) = 6
(4 + 2x + (2x + x2)) = 6

Combine like terms: 2x + 2x = 4x
(4 + 4x + x2) = 6

Solving
4 + 4x + x2 = 6

Solving for variable 'x'.

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

Combine like terms: 4 + -6 = -2
-2 + 4x + x2 = 6 + -6

Combine like terms: 6 + -6 = 0
-2 + 4x + x2 = 0

Begin completing the square.

Move the constant term to the right:

Add '2' to each side of the equation.
-2 + 4x + 2 + x2 = 0 + 2

Reorder the terms:
-2 + 2 + 4x + x2 = 0 + 2

Combine like terms: -2 + 2 = 0
0 + 4x + x2 = 0 + 2
4x + x2 = 0 + 2

Combine like terms: 0 + 2 = 2
4x + x2 = 2

The x term is 4x.  Take half its coefficient (2).
Square it (4) and add it to both sides.

Add '4' to each side of the equation.
4x + 4 + x2 = 2 + 4

Reorder the terms:
4 + 4x + x2 = 2 + 4

Combine like terms: 2 + 4 = 6
4 + 4x + x2 = 6

Factor a perfect square on the left side:
(x + 2)(x + 2) = 6

Calculate the square root of the right side: 2.449489743

Break this problem into two subproblems by setting 
(x + 2) equal to 2.449489743 and -2.449489743.

Subproblem 1

x + 2 = 2.449489743 Simplifying x + 2 = 2.449489743 Reorder the terms: 2 + x = 2.449489743 Solving 2 + x = 2.449489743 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-2' to each side of the equation. 2 + -2 + x = 2.449489743 + -2 Combine like terms: 2 + -2 = 0 0 + x = 2.449489743 + -2 x = 2.449489743 + -2 Combine like terms: 2.449489743 + -2 = 0.449489743 x = 0.449489743 Simplifying x = 0.449489743

Subproblem 2

x + 2 = -2.449489743 Simplifying x + 2 = -2.449489743 Reorder the terms: 2 + x = -2.449489743 Solving 2 + x = -2.449489743 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-2' to each side of the equation. 2 + -2 + x = -2.449489743 + -2 Combine like terms: 2 + -2 = 0 0 + x = -2.449489743 + -2 x = -2.449489743 + -2 Combine like terms: -2.449489743 + -2 = -4.449489743 x = -4.449489743 Simplifying x = -4.449489743

Solution

The solution to the problem is based on the solutions from the subproblems. x = {0.449489743, -4.449489743}

See similar equations:

| 5x^2-10=9x+4 | | 4x^5y-8x^6y^2=0 | | R*16=-9 | | -(2-3x)+x=9 | | (-8y+3)+(2y-9)=n | | 4x-y=-28 | | x+5x=7r | | 7.3y-9.7=2.71 | | 7.4x+2=6.4x | | (6s+3)-8s+9= | | x^4+13x^2+12= | | -9(2-3x)+x=9-x | | x+1200=x(1.5) | | X^4+37x^2+36= | | 19y=6x+89 | | 2/3+y=4/3 | | 2x-6y-4y+9x+5= | | x^2*e^3x=4e^3x | | (-8y+3)+(2y-9)= | | 5x+15(x+15.25)=211.25 | | -5a+3=3a+19 | | x^17=72 | | 5=3.14 | | X^4-9x^2-4x-20=0 | | 4x-3x*2*15=60 | | 2x+2y+2e=23+3e | | 5x=-76 | | 5x+23y=32 | | 3y=16x | | x-10=0.003 | | 9(-9+n)=63 | | x(2x+1)=28 |

Equations solver categories