2x^2+3=43

Solution for 2x^2+3=43 equation:

Simplifying
2x2 + 3 = 43

Reorder the terms:
3 + 2x2 = 43

Solving
3 + 2x2 = 43

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 + 2x2 = 43 + -3

Combine like terms: 3 + -3 = 0
0 + 2x2 = 43 + -3
2x2 = 43 + -3

Combine like terms: 43 + -3 = 40
2x2 = 40

Divide each side by '2'.
x2 = 20

Simplifying
x2 = 20

Take the square root of each side:
x = {-4.472135955, 4.472135955}