4x^2+3=225

Solution for 4x^2+3=225 equation:

Simplifying
4x2 + 3 = 225

Reorder the terms:
3 + 4x2 = 225

Solving
3 + 4x2 = 225

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 = 225 + -3

Combine like terms: 3 + -3 = 0
0 + 4x2 = 225 + -3
4x2 = 225 + -3

Combine like terms: 225 + -3 = 222
4x2 = 222

Divide each side by '4'.
x2 = 55.5

Simplifying
x2 = 55.5

Take the square root of each side:
x = {-7.449832213, 7.449832213}