2*x^2-12=4

Simple and best practice solution for 2*x^2-12=4 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 2*x^2-12=4 equation: 


Simplifying
2x2 + -12 = 4

Reorder the terms:
-12 + 2x2 = 4

Solving
-12 + 2x2 = 4

Solving for variable 'x'.

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

Add '12' to each side of the equation.
-12 + 12 + 2x2 = 4 + 12

Combine like terms: -12 + 12 = 0
0 + 2x2 = 4 + 12
2x2 = 4 + 12

Combine like terms: 4 + 12 = 16
2x2 = 16

Divide each side by '2'.
x2 = 8

Simplifying
x2 = 8

Take the square root of each side:
x = {-2.828427125, 2.828427125}

See similar equations:

| t+5/6=47/6 | | 9+b=26/3 | | d-4=-4 | | 1/3t=3 | | -3/5a=-33/5 | | a+6=60/11 | | w+5=50/11 | | x^2-10=6 | | 7+-8= | | w+6=56/9 | | m=-1/2 | | -4/5n=-2/15 | | n+10=100/11 | | 16=a+10 | | -7+8= | | -20+8= | | w+7/8=7/8 | | 11/2=b+1/2 | | x-2/9=25/9 | | 28/3=k+1/3 | | m/-3=5/7 | | k+5/9=-7/36 | | 9+a=47/5 | | 17=a+6 | | m-3/4=45/4 | | 1/2k=3 | | t/-4=-2 | | -4+7+-8= | | t/-2=5 | | 4+7+8= | | n-5=-41/10 | | 2/3t=4/3 |

Equations solver categories