x^2-4x+3=-2+6

Simple and best practice solution for x^2-4x+3=-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^2-4x+3=-2+6 equation:


Simplifying
x2 + -4x + 3 = -2 + 6

Reorder the terms:
3 + -4x + x2 = -2 + 6

Combine like terms: -2 + 6 = 4
3 + -4x + x2 = 4

Solving
3 + -4x + x2 = 4

Solving for variable 'x'.

Reorder the terms:
3 + -4 + -4x + x2 = 4 + -4

Combine like terms: 3 + -4 = -1
-1 + -4x + x2 = 4 + -4

Combine like terms: 4 + -4 = 0
-1 + -4x + x2 = 0

Begin completing the square.

Move the constant term to the right:

Add '1' to each side of the equation.
-1 + -4x + 1 + x2 = 0 + 1

Reorder the terms:
-1 + 1 + -4x + x2 = 0 + 1

Combine like terms: -1 + 1 = 0
0 + -4x + x2 = 0 + 1
-4x + x2 = 0 + 1

Combine like terms: 0 + 1 = 1
-4x + x2 = 1

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 = 1 + 4

Reorder the terms:
4 + -4x + x2 = 1 + 4

Combine like terms: 1 + 4 = 5
4 + -4x + x2 = 5

Factor a perfect square on the left side:
(x + -2)(x + -2) = 5

Calculate the square root of the right side: 2.236067978

Break this problem into two subproblems by setting 
(x + -2) equal to 2.236067978 and -2.236067978.

Subproblem 1

x + -2 = 2.236067978 Simplifying x + -2 = 2.236067978 Reorder the terms: -2 + x = 2.236067978 Solving -2 + x = 2.236067978 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 = 2.236067978 + 2 Combine like terms: -2 + 2 = 0 0 + x = 2.236067978 + 2 x = 2.236067978 + 2 Combine like terms: 2.236067978 + 2 = 4.236067978 x = 4.236067978 Simplifying x = 4.236067978

Subproblem 2

x + -2 = -2.236067978 Simplifying x + -2 = -2.236067978 Reorder the terms: -2 + x = -2.236067978 Solving -2 + x = -2.236067978 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 = -2.236067978 + 2 Combine like terms: -2 + 2 = 0 0 + x = -2.236067978 + 2 x = -2.236067978 + 2 Combine like terms: -2.236067978 + 2 = -0.236067978 x = -0.236067978 Simplifying x = -0.236067978

Solution

The solution to the problem is based on the solutions from the subproblems. x = {4.236067978, -0.236067978}

See similar equations:

| (-5/9)(-9/11) | | 57=2x-3 | | 7y=2x-8 | | X^3+-9x^2+-x-9=0 | | -2(x+8)=3x-26 | | 2cesx-4=0 | | p=2/a/sen | | ylnx-xlny-2=0 | | 0.6/100 | | 8(2x-7)-15x=1 | | 9x-(8x-7)=2x-17 | | 4x=9/2.3 | | 8x-12=15x-5x | | -26x/39-13x | | -2(z-4)-3z-2=-2-6z-2 | | (3x+2)-(2x+8)=7 | | 12-4x=6x+3 | | log^2(18-7x)=5 | | (6x+7)+(4x-10)= | | (x+1)(2x+5)=(2x+3)(x-4) | | 2/3x-4/7x=5/9 | | -6-2(-8X+1)=13 | | X-36=2x-3 | | k=32*yz | | 8=2.3/t | | 4(2y-1)=-7+2y | | 2z+6+15-3z= | | 75-4x=-5 | | cos(5x)=-cos/4x) | | 5-(4x-1)=-2(x-7)-10 | | 144=(X*X-3*8)/3 | | 3(2n+10)=6(n+4)-8 |

Equations solver categories