X^2-0.8+0.15=

Solution for X^2-0.8+0.15= equation:

Simplifying
X2 + -0.8 + 0.15 = 0

Reorder the terms:
-0.8 + 0.15 + X2 = 0

Combine like terms: -0.8 + 0.15 = -0.65
-0.65 + X2 = 0

Solving
-0.65 + X2 = 0

Solving for variable 'X'.

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

Add '0.65' to each side of the equation.
-0.65 + 0.65 + X2 = 0 + 0.65

Combine like terms: -0.65 + 0.65 = 0.00
0.00 + X2 = 0 + 0.65
X2 = 0 + 0.65

Combine like terms: 0 + 0.65 = 0.65
X2 = 0.65

Simplifying
X2 = 0.65

Take the square root of each side:
X = {-0.806225775, 0.806225775}