196+x^2=3x^2

Solution for 196+x^2=3x^2 equation:

Simplifying
196 + x2 = 3x2

Solving
196 + x2 = 3x2

Solving for variable 'x'.

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

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

Combine like terms: x2 + -3x2 = -2x2
196 + -2x2 = 3x2 + -3x2

Combine like terms: 3x2 + -3x2 = 0
196 + -2x2 = 0

Add '-196' to each side of the equation.
196 + -196 + -2x2 = 0 + -196

Combine like terms: 196 + -196 = 0
0 + -2x2 = 0 + -196
-2x2 = 0 + -196

Combine like terms: 0 + -196 = -196
-2x2 = -196

Divide each side by '-2'.
x2 = 98

Simplifying
x2 = 98

Take the square root of each side:
x = {-9.899494937, 9.899494937}