X^2+4=2X

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


Simplifying
X2 + 4 = 2X

Reorder the terms:
4 + X2 = 2X

Solving
4 + X2 = 2X

Solving for variable 'X'.

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

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

Begin completing the square.

Move the constant term to the right:

Add '-4' to each side of the equation.
4 + -2X + -4 + X2 = 0 + -4

Reorder the terms:
4 + -4 + -2X + X2 = 0 + -4

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

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

The X term is -2X.  Take half its coefficient (-1).
Square it (1) and add it to both sides.

Add '1' to each side of the equation.
-2X + 1 + X2 = -4 + 1

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

Combine like terms: -4 + 1 = -3
1 + -2X + X2 = -3

Factor a perfect square on the left side:
(X + -1)(X + -1) = -3

Can't calculate square root of the right side.

The solution to this equation could not be determined.

See similar equations:

| x=11x-5 | | 10+3x=-2+x | | (3x+5y)(x-6y)= | | cos(3x)+cos(2x)+cosx=0 | | (4+u)(4u-2)=0 | | 8+12m=14m | | y=ln(x^2-8x+52) | | 2x^3-5x^2-4x+8=0 | | 4(5x-y)=8x-y | | 3(g-4)=9g | | 2y-1x=-3 | | x^4+28x^3+236x^2+370x-1935=0 | | x8-5=-3 | | (1-3x)/3=(3x-2)/4 | | 27=3b^2 | | y+8=-6x | | -2r+4=3r+14 | | 11x+11=2x+218 | | 7.8(x-1)=-0.2x+56.2 | | 0.25x=3 | | 5(x+3)=7(x-4) | | 23.45j=-469 | | x+1+x+2+x=180 | | -1(x+12)+8(x+1)=10 | | 6x^2+2x-888=0 | | 5+30x=20x+29 | | 3(10)+5y=10 | | y=ln(5x) | | -1+3x=-3+13x | | 2x+10=4x+34 | | -2x+3=2x-1 | | 12.3+4x=2x-9.2 |

Equations solver categories