x*x-4x+4=0

Simple and best practice solution for x*x-4x+4=0 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*x-4x+4=0 equation:


Simplifying
x * x + -4x + 4 = 0

Multiply x * x
x2 + -4x + 4 = 0

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

Solving
4 + -4x + x2 = 0

Solving for variable 'x'.

Factor a trinomial.
(2 + -1x)(2 + -1x) = 0

Subproblem 1

Set the factor '(2 + -1x)' equal to zero and attempt to solve: Simplifying 2 + -1x = 0 Solving 2 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-2' to each side of the equation. 2 + -2 + -1x = 0 + -2 Combine like terms: 2 + -2 = 0 0 + -1x = 0 + -2 -1x = 0 + -2 Combine like terms: 0 + -2 = -2 -1x = -2 Divide each side by '-1'. x = 2 Simplifying x = 2

Subproblem 2

Set the factor '(2 + -1x)' equal to zero and attempt to solve: Simplifying 2 + -1x = 0 Solving 2 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-2' to each side of the equation. 2 + -2 + -1x = 0 + -2 Combine like terms: 2 + -2 = 0 0 + -1x = 0 + -2 -1x = 0 + -2 Combine like terms: 0 + -2 = -2 -1x = -2 Divide each side by '-1'. x = 2 Simplifying x = 2

Solution

x = {2, 2}

See similar equations:

| 20-7b=-12b+30 | | 12+2b=36 | | -17+-2x=6+-x | | x+3-5=38 | | 5.3x-(-5.8)=8.75 | | 2c+5=19 | | 7(4g-3)=40 | | 3(x+4)=3(x-2) | | 5y-25x=100 | | -1(7x-4)= | | 2m^2+13m+22=0 | | c^2+6c-55=0 | | 35=14x-56 | | 8n+6-2n=34 | | 7x+28=105 | | -5x-33=9-3x | | -3(2r-4)=2(5-3r) | | 5(x+1)=2(4x+7) | | -5-33=9-3x | | .5h+.333333(h-6)=.8333333+2 | | 68=4x-2+30 | | -2.72x+(-1.79)=10.01 | | 15y+3=13+5y | | 3(p+7)=75 | | -186-2x=54+10x | | y+4x-2+30=180 | | x^2-9x+9=-7 | | 13n-5=10N+5 | | 3x^2-5=22 | | y=1.5 | | -x-174=-10x+78 | | 7x+4=105 |

Equations solver categories