0.5+3=x^2-4

Solution for 0.5+3=x^2-4 equation:

Simplifying
0.5 + 3 = x2 + -4

Combine like terms: 0.5 + 3 = 3.5
3.5 = x2 + -4

Reorder the terms:
3.5 = -4 + x2

Solving
3.5 = -4 + x2

Solving for variable 'x'.

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

Add '-1x2' to each side of the equation.
3.5 + -1x2 = -4 + x2 + -1x2

Combine like terms: x2 + -1x2 = 0
3.5 + -1x2 = -4 + 0
3.5 + -1x2 = -4

Add '-3.5' to each side of the equation.
3.5 + -3.5 + -1x2 = -4 + -3.5

Combine like terms: 3.5 + -3.5 = 0.0
0.0 + -1x2 = -4 + -3.5
-1x2 = -4 + -3.5

Combine like terms: -4 + -3.5 = -7.5
-1x2 = -7.5

Divide each side by '-1'.
x2 = 7.5

Simplifying
x2 = 7.5

Take the square root of each side:
x = {-2.738612788, 2.738612788}