12-x^2=28

Simple and best practice solution for 12-x^2=28 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 12-x^2=28 equation:


Simplifying
12 + -1x2 = 28

Solving
12 + -1x2 = 28

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 + -1x2 = 28 + -12

Combine like terms: 12 + -12 = 0
0 + -1x2 = 28 + -12
-1x2 = 28 + -12

Combine like terms: 28 + -12 = 16
-1x2 = 16

Divide each side by '-1'.
x2 = -16

Simplifying
x2 = -16

Reorder the terms:
16 + x2 = -16 + 16

Combine like terms: -16 + 16 = 0
16 + x2 = 0

The solution to this equation could not be determined.

See similar equations:

| 30x+48=45 | | 5x-17=3x+3 | | 12x^2-5=-2 | | -8(x-5)=104 | | 2x+188+2x+68+84+90=360 | | -300+48=45 | | 6x^2-7x-6=0 | | 3=-5x-4 | | 15+3x=-20-2x | | t-h=226 | | -5(8+7n)=135 | | 2x+12=20+10x | | 5w-14=-7w | | 2g+1=-11 | | 73-17=46 | | -12+4x+7=11x+5(3x-1) | | 8y^2=200 | | 14x-7+11x-2+76+93=360 | | 313=-7(1-6n)-2n | | 3(2x-5)-5x=8-3(5x-2) | | y-27=-38 | | y-27=-37 | | 10x-4+76+104+104=360 | | 25x+1+76+105+104=360 | | X^2/4=16 | | 0.4(1+0.3x)=0.6x-0.8 | | 1/5,5/15 | | 3/5x=5/7 | | 2n^2+11n+14=0 | | 16x-6+15x+90+90=360 | | sin(16x)+sin(11x+5)=0 | | (y+8)(y+8)-80=0 |

Equations solver categories