121=64x^2

Solution for 121=64x^2 equation:

Simplifying
121 = 64x2

Solving
121 = 64x2

Solving for variable 'x'.

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

Add '-64x2' to each side of the equation.
121 + -64x2 = 64x2 + -64x2

Combine like terms: 64x2 + -64x2 = 0
121 + -64x2 = 0

Add '-121' to each side of the equation.
121 + -121 + -64x2 = 0 + -121

Combine like terms: 121 + -121 = 0
0 + -64x2 = 0 + -121
-64x2 = 0 + -121

Combine like terms: 0 + -121 = -121
-64x2 = -121

Divide each side by '-64'.
x2 = 1.890625

Simplifying
x2 = 1.890625

Take the square root of each side:
x = {-1.375, 1.375}