9+x^2=12

Simple and best practice solution for 9+x^2=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 9+x^2=12 equation: 


Simplifying
9 + x2 = 12

Solving
9 + x2 = 12

Solving for variable 'x'.

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

Add '-9' to each side of the equation.
9 + -9 + x2 = 12 + -9

Combine like terms: 9 + -9 = 0
0 + x2 = 12 + -9
x2 = 12 + -9

Combine like terms: 12 + -9 = 3
x2 = 3

Simplifying
x2 = 3

Take the square root of each side:
x = {-1.732050808, 1.732050808}

See similar equations:

| 4ex-5=6 | | 8n-11=12n+1 | | 2[x-3]-17=13-3[x+2] | | 61+3x=130 | | -3w+1=-8 | | 63+x=139 | | 4x+=12 | | 5x+7(2.85)=28.70 | | 6-(4m+s)=3(m+2) | | 5x+15=50-20x+15 | | -7(2x+4)=5(-4x+4) | | f(x)=x^3-8x^2-20x | | 7x+3=6[x-1]+9 | | 2g+14+5g-8g=-3 | | 31.4=d*3.14 | | 4x+2=3[x-6]+8 | | 7x+5-5x-3=18 | | 12n^2+10n+2=0 | | (x^3)-(y^3)=91 | | f(x)=3x^3+9x^2-264x | | 6x+82=-x-9 | | 9(p-4)=17 | | 3x+{-3}=3 | | 3x+(-3)=3 | | 5-4x=8-2x | | -3(X-21)=69 | | 12h^2+40+32=0 | | 12n+7=16 | | 3(x+3)+4=13 | | 6x-3(5-x)=5(x+5) | | 3(n+2)=9+2(n+5) | | F(x)=5x-6 |

Equations solver categories