30a^2-13a+3=0

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Solution for 30a^2-13a+3=0 equation:


Simplifying
30a2 + -13a + 3 = 0

Reorder the terms:
3 + -13a + 30a2 = 0

Solving
3 + -13a + 30a2 = 0

Solving for variable 'a'.

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

Divide each side by '30'.
0.1 + -0.4333333333a + a2 = 0

Move the constant term to the right:

Add '-0.1' to each side of the equation.
0.1 + -0.4333333333a + -0.1 + a2 = 0 + -0.1

Reorder the terms:
0.1 + -0.1 + -0.4333333333a + a2 = 0 + -0.1

Combine like terms: 0.1 + -0.1 = 0.0
0.0 + -0.4333333333a + a2 = 0 + -0.1
-0.4333333333a + a2 = 0 + -0.1

Combine like terms: 0 + -0.1 = -0.1
-0.4333333333a + a2 = -0.1

The a term is -0.4333333333a.  Take half its coefficient (-0.2166666667).
Square it (0.04694444446) and add it to both sides.

Add '0.04694444446' to each side of the equation.
-0.4333333333a + 0.04694444446 + a2 = -0.1 + 0.04694444446

Reorder the terms:
0.04694444446 + -0.4333333333a + a2 = -0.1 + 0.04694444446

Combine like terms: -0.1 + 0.04694444446 = -0.05305555554
0.04694444446 + -0.4333333333a + a2 = -0.05305555554

Factor a perfect square on the left side:
(a + -0.2166666667)(a + -0.2166666667) = -0.05305555554

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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