2X+2=X^2-4X+4

Simple and best practice solution for 2X+2=X^2-4X+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 2X+2=X^2-4X+4 equation:


Simplifying
2X + 2 = X2 + -4X + 4

Reorder the terms:
2 + 2X = X2 + -4X + 4

Reorder the terms:
2 + 2X = 4 + -4X + X2

Solving
2 + 2X = 4 + -4X + X2

Solving for variable 'X'.

Reorder the terms:
2 + -4 + 2X + 4X + -1X2 = 4 + -4X + X2 + -4 + 4X + -1X2

Combine like terms: 2 + -4 = -2
-2 + 2X + 4X + -1X2 = 4 + -4X + X2 + -4 + 4X + -1X2

Combine like terms: 2X + 4X = 6X
-2 + 6X + -1X2 = 4 + -4X + X2 + -4 + 4X + -1X2

Reorder the terms:
-2 + 6X + -1X2 = 4 + -4 + -4X + 4X + X2 + -1X2

Combine like terms: 4 + -4 = 0
-2 + 6X + -1X2 = 0 + -4X + 4X + X2 + -1X2
-2 + 6X + -1X2 = -4X + 4X + X2 + -1X2

Combine like terms: -4X + 4X = 0
-2 + 6X + -1X2 = 0 + X2 + -1X2
-2 + 6X + -1X2 = X2 + -1X2

Combine like terms: X2 + -1X2 = 0
-2 + 6X + -1X2 = 0

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

Divide each side by '-1'.
2 + -6X + X2 = 0

Move the constant term to the right:

Add '-2' to each side of the equation.
2 + -6X + -2 + X2 = 0 + -2

Reorder the terms:
2 + -2 + -6X + X2 = 0 + -2

Combine like terms: 2 + -2 = 0
0 + -6X + X2 = 0 + -2
-6X + X2 = 0 + -2

Combine like terms: 0 + -2 = -2
-6X + X2 = -2

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 = -2 + 9

Reorder the terms:
9 + -6X + X2 = -2 + 9

Combine like terms: -2 + 9 = 7
9 + -6X + X2 = 7

Factor a perfect square on the left side:
(X + -3)(X + -3) = 7

Calculate the square root of the right side: 2.645751311

Break this problem into two subproblems by setting 
(X + -3) equal to 2.645751311 and -2.645751311.

Subproblem 1

X + -3 = 2.645751311 Simplifying X + -3 = 2.645751311 Reorder the terms: -3 + X = 2.645751311 Solving -3 + X = 2.645751311 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 = 2.645751311 + 3 Combine like terms: -3 + 3 = 0 0 + X = 2.645751311 + 3 X = 2.645751311 + 3 Combine like terms: 2.645751311 + 3 = 5.645751311 X = 5.645751311 Simplifying X = 5.645751311

Subproblem 2

X + -3 = -2.645751311 Simplifying X + -3 = -2.645751311 Reorder the terms: -3 + X = -2.645751311 Solving -3 + X = -2.645751311 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 = -2.645751311 + 3 Combine like terms: -3 + 3 = 0 0 + X = -2.645751311 + 3 X = -2.645751311 + 3 Combine like terms: -2.645751311 + 3 = 0.354248689 X = 0.354248689 Simplifying X = 0.354248689

Solution

The solution to the problem is based on the solutions from the subproblems. X = {5.645751311, 0.354248689}

See similar equations:

| 21x^2-78x+49=0 | | 1-0.4(p-5)=0.83(3p-5) | | 20z+2/3(6z-48)-9z=14z+0.2(50z-250)-9z | | 4-a=-2 | | 4x^3-18x^2=0 | | 25s^2+40s+16= | | -4x+8= | | 16b^2+24b+9= | | 10(x-7)+62=-7+4x | | 4x-3(3x+2)=7(x+1)-1 | | 2(3x+4)=17 | | 9x^2+3x=56 | | x(x+2)=2x+25 | | 7.3-0.2x+1.3-0.6x=12-0.8x-3.6 | | 20=3x+y | | 0.9x=1.8 | | 6-6(3-8x)=0 | | -5=t+8 | | 5m=12.5 | | 3+b=-15-3 | | x+7=x^2 | | -19-3+28-40=-4-3m-6+4m | | -36(13x)+28(19x)= | | 10r=30 | | 9.2-p=6.8 | | -16=-2m | | 4x^2-27=x^2 | | -5(t+7)=0 | | 5y^2-2y^3-7y^2+7y^3= | | 4m+16=0 | | 0=20-4m | | 12=4x-2-2(x+2) |

Equations solver categories