144a^2-121=0

Solution for 144a^2-121=0 equation:

Simplifying
144a2 + -121 = 0

Reorder the terms:
-121 + 144a2 = 0

Solving
-121 + 144a2 = 0

Solving for variable 'a'.

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

Add '121' to each side of the equation.
-121 + 121 + 144a2 = 0 + 121

Combine like terms: -121 + 121 = 0
0 + 144a2 = 0 + 121
144a2 = 0 + 121

Combine like terms: 0 + 121 = 121
144a2 = 121

Divide each side by '144'.
a2 = 0.8402777778

Simplifying
a2 = 0.8402777778

Take the square root of each side:
a = {-0.916666667, 0.916666667}