2x^2-2=6

Simple and best practice solution for 2x^2-2=6 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 2x^2-2=6 equation: 


Simplifying
2x2 + -2 = 6

Reorder the terms:
-2 + 2x2 = 6

Solving
-2 + 2x2 = 6

Solving for variable 'x'.

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

Add '2' to each side of the equation.
-2 + 2 + 2x2 = 6 + 2

Combine like terms: -2 + 2 = 0
0 + 2x2 = 6 + 2
2x2 = 6 + 2

Combine like terms: 6 + 2 = 8
2x2 = 8

Divide each side by '2'.
x2 = 4

Simplifying
x2 = 4

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

See similar equations:

| -9y=25 | | 26=-7x | | X+4y=5 | | (a-5)(a-2)=28 | | 9x^3-30x^2+25x=0 | | 9x^3-30x^2+25=0 | | 2n^3-30n^2+100n=0 | | 8-4x=-7x | | 7x^2-y+6x=0 | | 2b+10=12-3b | | 3(6-4x)-27x=10x-31 | | 0.625X+0.5=0.75 | | 18=30-6g | | 4x+14=10x-16 | | x^4-28x-45=0 | | 4x+2=10x-28 | | (K+1)x^2+4(k-2)x+2k=0 | | 4s=3s+28 | | 2(1-8)=-130 | | 8(1-6a)+8-2a=258 | | 3x+8=-1 | | 5(5x+4)=220 | | 4y(3y-7)+24y= | | -9x=21 | | 5x+7=19.50 | | 3(4-3x)+2(4x-3)=8-x | | -5=-1-j | | -81=gx-9 | | -15-f=-5 | | -4+e=2 | | 3(x-3)+10=2(x+4) | | 8x+7=6x+45 |

Equations solver categories