8x^2-800=0

Simple and best practice solution for 8x^2-800=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 8x^2-800=0 equation:


Simplifying
8x2 + -800 = 0

Reorder the terms:
-800 + 8x2 = 0

Solving
-800 + 8x2 = 0

Solving for variable 'x'.

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

Add '800' to each side of the equation.
-800 + 800 + 8x2 = 0 + 800

Combine like terms: -800 + 800 = 0
0 + 8x2 = 0 + 800
8x2 = 0 + 800

Combine like terms: 0 + 800 = 800
8x2 = 800

Divide each side by '8'.
x2 = 100

Simplifying
x2 = 100

Take the square root of each side:
x = {-10, 10}

See similar equations:

| 3n^2+7n-1000=0 | | 3n^2+7n+1000=0 | | 6+n=-4 | | 125x+150=-150-125x | | 20=z+7 | | 3x+9-2x+5=6x-4x+7 | | 20=-16t^2+32t+100 | | (c/3)+7=5+1/2 | | (2/3)(12-x)=4 | | 67537653764=8764875x | | smile=fun | | wel=ok | | oh=56 | | 56+5= | | 67+8x=5 | | 3+8x=4x-5 | | 7x+8x=5 | | 2*2x=5 | | y=-1.2x+2/3 | | 5x/x-3=8+15/x-3 | | 6x-78/4 | | (5-3i)/(2+6i) | | x-7/3=5 | | 11x-8x=42 | | 3/5y-10=11 | | 11x+20=29 | | 500-3x=680-6x | | 500+3x=680-6x | | 5y-(y-2)=5 | | 6x+11=26 | | 4x+12=-4 | | 4x+5y=100 |

Equations solver categories