-2x^2-6=12

Simple and best practice solution for -2x^2-6=12 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^2-6=12 equation:


Simplifying
-2x2 + -6 = 12

Reorder the terms:
-6 + -2x2 = 12

Solving
-6 + -2x2 = 12

Solving for variable 'x'.

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

Add '6' to each side of the equation.
-6 + 6 + -2x2 = 12 + 6

Combine like terms: -6 + 6 = 0
0 + -2x2 = 12 + 6
-2x2 = 12 + 6

Combine like terms: 12 + 6 = 18
-2x2 = 18

Divide each side by '-2'.
x2 = -9

Simplifying
x2 = -9

Reorder the terms:
9 + x2 = -9 + 9

Combine like terms: -9 + 9 = 0
9 + x2 = 0

The solution to this equation could not be determined.

See similar equations:

| -100=4(3k-4) | | 6x^2-20=4 | | 5=-4x^2-7x | | -4(w+3)=4w-7+5(2w+1) | | k(-6-5k)+4(k-3)= | | 5=7(13-9)-15 | | 28+p=43 | | r=sin(2x)cos(x) | | 3x^2-96=12 | | x-[5x-3+(3x+2x-3-18)-30]=9 | | 5x(x-1)+x(7-3x)= | | 9m=16+5m | | P=15n-10n-50 | | 8(2+2v)+8v(7-2v)= | | p^2-7=4p-2 | | 6-k= | | -3(1-7m)+8(5m+8)= | | -9x+2=x^2+16 | | 2n+3=5n+4 | | -7a(-4)+7(-6a+1)= | | -7a(-4)+7(-a+1)= | | -12x-2=x^2+16 | | -4x-3y=o | | -9n-1=n^2+17 | | -1=x^2-10x | | -7(w+6)=-2w+8 | | -5(x-6)-4(x+5)= | | v^2-87=-v+3 | | x+2x+x+3+2x+7=100 | | -6x-46=5(x+4) | | -11x-2=x^2+26 | | 2n(6n+2)-6n(-2+2n)= |

Equations solver categories