a^2-8a+24=0

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Solution for a^2-8a+24=0 equation:


Simplifying
a2 + -8a + 24 = 0

Reorder the terms:
24 + -8a + a2 = 0

Solving
24 + -8a + a2 = 0

Solving for variable 'a'.

Begin completing the square.

Move the constant term to the right:

Add '-24' to each side of the equation.
24 + -8a + -24 + a2 = 0 + -24

Reorder the terms:
24 + -24 + -8a + a2 = 0 + -24

Combine like terms: 24 + -24 = 0
0 + -8a + a2 = 0 + -24
-8a + a2 = 0 + -24

Combine like terms: 0 + -24 = -24
-8a + a2 = -24

The a term is -8a.  Take half its coefficient (-4).
Square it (16) and add it to both sides.

Add '16' to each side of the equation.
-8a + 16 + a2 = -24 + 16

Reorder the terms:
16 + -8a + a2 = -24 + 16

Combine like terms: -24 + 16 = -8
16 + -8a + a2 = -8

Factor a perfect square on the left side:
(a + -4)(a + -4) = -8

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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