x^2-3.5+1.5=0

Solution for x^2-3.5+1.5=0 equation:

Simplifying
x2 + -3.5 + 1.5 = 0

Reorder the terms:
-3.5 + 1.5 + x2 = 0

Combine like terms: -3.5 + 1.5 = -2
-2 + x2 = 0

Solving
-2 + x2 = 0

Solving for variable 'x'.

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

Add '2' to each side of the equation.
-2 + 2 + x2 = 0 + 2

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

Combine like terms: 0 + 2 = 2
x2 = 2

Simplifying
x2 = 2

Take the square root of each side:
x = {-1.414213562, 1.414213562}