2x^2+12=66

Simple and best practice solution for 2x^2+12=66 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+12=66 equation: 


Simplifying
2x2 + 12 = 66

Reorder the terms:
12 + 2x2 = 66

Solving
12 + 2x2 = 66

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 = 66 + -12

Combine like terms: 12 + -12 = 0
0 + 2x2 = 66 + -12
2x2 = 66 + -12

Combine like terms: 66 + -12 = 54
2x2 = 54

Divide each side by '2'.
x2 = 27

Simplifying
x2 = 27

Take the square root of each side:
x = {-5.196152423, 5.196152423}

See similar equations:

| 18-13p=-17p-5 | | 4n*n-n= | | 6x-4+51=11x-3 | | 9x^2+65x+144=0 | | 4n*n-2*n= | | 1/7=5/6+x | | 18=24-.66g | | 8x^2+32x+34=0 | | 8+5y=12 | | -x+3=6-2x | | 6x-8=106 | | -2c-4=-22 | | 0.75x=-4+x | | 2(5)+4y=16 | | 2(3)+4y=16 | | 2(2)+4y=16 | | 2(-2)+4y=16 | | 2(-1)+4y=16 | | -9+2x+2x=7 | | 3(5)-6y=12 | | 19=x/6 | | 1000+25x=3000 | | -27-7k=2x+18 | | 3(3)-6y=12 | | -16t^2+80t-90=0 | | 3(2)-6y=12 | | 2/7+3/9= | | 3(-1)-6y=12 | | 3(-2)-6y=12 | | 4(7x-6)(7x+4)=0 | | 3(x+4)-2x=-2x(x+6)+5 | | 4(5)+2y=10 |

Equations solver categories