12.25-3x^2=6x^2

Solution for 12.25-3x^2=6x^2 equation:

Simplifying
12.25 + -3x2 = 6x2

Solving
12.25 + -3x2 = 6x2

Solving for variable 'x'.

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

Add '-6x2' to each side of the equation.
12.25 + -3x2 + -6x2 = 6x2 + -6x2

Combine like terms: -3x2 + -6x2 = -9x2
12.25 + -9x2 = 6x2 + -6x2

Combine like terms: 6x2 + -6x2 = 0
12.25 + -9x2 = 0

Add '-12.25' to each side of the equation.
12.25 + -12.25 + -9x2 = 0 + -12.25

Combine like terms: 12.25 + -12.25 = 0.00
0.00 + -9x2 = 0 + -12.25
-9x2 = 0 + -12.25

Combine like terms: 0 + -12.25 = -12.25
-9x2 = -12.25

Divide each side by '-9'.
x2 = 1.361111111

Simplifying
x2 = 1.361111111

Take the square root of each side:
x = {-1.166666667, 1.166666667}