5x^2-0.2x+1.6=0

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Solution for 5x^2-0.2x+1.6=0 equation:


Simplifying
5x2 + -0.2x + 1.6 = 0

Reorder the terms:
1.6 + -0.2x + 5x2 = 0

Solving
1.6 + -0.2x + 5x2 = 0

Solving for variable 'x'.

Begin completing the square.  Divide all terms by
5 the coefficient of the squared term: 

Divide each side by '5'.
0.32 + -0.04x + x2 = 0

Move the constant term to the right:

Add '-0.32' to each side of the equation.
0.32 + -0.04x + -0.32 + x2 = 0 + -0.32

Reorder the terms:
0.32 + -0.32 + -0.04x + x2 = 0 + -0.32

Combine like terms: 0.32 + -0.32 = 0.00
0.00 + -0.04x + x2 = 0 + -0.32
-0.04x + x2 = 0 + -0.32

Combine like terms: 0 + -0.32 = -0.32
-0.04x + x2 = -0.32

The x term is -0.04x.  Take half its coefficient (-0.02).
Square it (0.0004) and add it to both sides.

Add '0.0004' to each side of the equation.
-0.04x + 0.0004 + x2 = -0.32 + 0.0004

Reorder the terms:
0.0004 + -0.04x + x2 = -0.32 + 0.0004

Combine like terms: -0.32 + 0.0004 = -0.3196
0.0004 + -0.04x + x2 = -0.3196

Factor a perfect square on the left side:
(x + -0.02)(x + -0.02) = -0.3196

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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