4x^2+3=77

Solution for 4x^2+3=77 equation:

Simplifying
4x2 + 3 = 77

Reorder the terms:
3 + 4x2 = 77

Solving
3 + 4x2 = 77

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 + 4x2 = 77 + -3

Combine like terms: 3 + -3 = 0
0 + 4x2 = 77 + -3
4x2 = 77 + -3

Combine like terms: 77 + -3 = 74
4x2 = 74

Divide each side by '4'.
x2 = 18.5

Simplifying
x2 = 18.5

Take the square root of each side:
x = {-4.301162634, 4.301162634}