4x^2-63=

Solution for 4x^2-63= equation:

Simplifying
4x2 + -63 = 0

Reorder the terms:
-63 + 4x2 = 0

Solving
-63 + 4x2 = 0

Solving for variable 'x'.

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

Add '63' to each side of the equation.
-63 + 63 + 4x2 = 0 + 63

Combine like terms: -63 + 63 = 0
0 + 4x2 = 0 + 63
4x2 = 0 + 63

Combine like terms: 0 + 63 = 63
4x2 = 63

Divide each side by '4'.
x2 = 15.75

Simplifying
x2 = 15.75

Take the square root of each side:
x = {-3.968626967, 3.968626967}