4-X^2=

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


Simplifying
4 + -1X2 = 0

Solving
4 + -1X2 = 0

Solving for variable 'X'.

Move all terms containing X to the left, all other terms to the right.

Add '-4' to each side of the equation.
4 + -4 + -1X2 = 0 + -4

Combine like terms: 4 + -4 = 0
0 + -1X2 = 0 + -4
-1X2 = 0 + -4

Combine like terms: 0 + -4 = -4
-1X2 = -4

Divide each side by '-1'.
X2 = 4

Simplifying
X2 = 4

Take the square root of each side:
X = {-2, 2}

See similar equations:

| 4y-10=2 | | x^2+4x+m=0 | | 3r+6=-3 | | 3(5x-6)=-14x-7 | | 0.2x+3=8 | | -8+x=-8 | | 2n+4=26 | | x+1.5=4 | | x+1.5= | | 5x-2x=7x+2x-24 | | 6x+9=4x+21 | | 6A+2A=32 | | 6b-29=36 | | 4x^2-13x+5=-5x+2 | | x^2+5x+17=-5x+1 | | 3d-9-8b=11 | | x^2+7x-1=7 | | n^4-13n^2+36=0 | | 5g*4d= | | 11-8x=0 | | x^2+10x-27=8x-3 | | 5x-33=2x+57 | | =0.4(3d-5) | | -2y+3(-2)+5y+35=6y+2(-2)-3y+8 | | 2x+9y=4 | | 2(-2)-3+5y+6=8y-4(-2)+24 | | 3x+7y=6 | | 9(x-2)-4=14 | | -9x+3+5x=2x-3x+3+7-2 | | -x-2y+z=-6 | | 3x/7-5=4 | | 9(x-1)+3x=-9x+5 |

Equations solver categories