147z^2-243=0

Solution for 147z^2-243=0 equation:

Simplifying
147z2 + -243 = 0

Reorder the terms:
-243 + 147z2 = 0

Solving
-243 + 147z2 = 0

Solving for variable 'z'.

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

Add '243' to each side of the equation.
-243 + 243 + 147z2 = 0 + 243

Combine like terms: -243 + 243 = 0
0 + 147z2 = 0 + 243
147z2 = 0 + 243

Combine like terms: 0 + 243 = 243
147z2 = 243

Divide each side by '147'.
z2 = 1.653061224

Simplifying
z2 = 1.653061224

Take the square root of each side:
z = {-1.285714286, 1.285714286}