121x^2-196=0

Solution for 121x^2-196=0 equation:

Simplifying
121x2 + -196 = 0

Reorder the terms:
-196 + 121x2 = 0

Solving
-196 + 121x2 = 0

Solving for variable 'x'.

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

Add '196' to each side of the equation.
-196 + 196 + 121x2 = 0 + 196

Combine like terms: -196 + 196 = 0
0 + 121x2 = 0 + 196
121x2 = 0 + 196

Combine like terms: 0 + 196 = 196
121x2 = 196

Divide each side by '121'.
x2 = 1.619834711

Simplifying
x2 = 1.619834711

Take the square root of each side:
x = {-1.272727273, 1.272727273}