a^2-16a+130=0

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Solution for a^2-16a+130=0 equation:


Simplifying
a2 + -16a + 130 = 0

Reorder the terms:
130 + -16a + a2 = 0

Solving
130 + -16a + a2 = 0

Solving for variable 'a'.

Begin completing the square.

Move the constant term to the right:

Add '-130' to each side of the equation.
130 + -16a + -130 + a2 = 0 + -130

Reorder the terms:
130 + -130 + -16a + a2 = 0 + -130

Combine like terms: 130 + -130 = 0
0 + -16a + a2 = 0 + -130
-16a + a2 = 0 + -130

Combine like terms: 0 + -130 = -130
-16a + a2 = -130

The a term is -16a.  Take half its coefficient (-8).
Square it (64) and add it to both sides.

Add '64' to each side of the equation.
-16a + 64 + a2 = -130 + 64

Reorder the terms:
64 + -16a + a2 = -130 + 64

Combine like terms: -130 + 64 = -66
64 + -16a + a2 = -66

Factor a perfect square on the left side:
(a + -8)(a + -8) = -66

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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