15x^2-3=1977

Solution for 15x^2-3=1977 equation:

Simplifying
15x2 + -3 = 1977

Reorder the terms:
-3 + 15x2 = 1977

Solving
-3 + 15x2 = 1977

Solving for variable 'x'.

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

Add '3' to each side of the equation.
-3 + 3 + 15x2 = 1977 + 3

Combine like terms: -3 + 3 = 0
0 + 15x2 = 1977 + 3
15x2 = 1977 + 3

Combine like terms: 1977 + 3 = 1980
15x2 = 1980

Divide each side by '15'.
x2 = 132

Simplifying
x2 = 132

Take the square root of each side:
x = {-11.489125293, 11.489125293}