8t^2-64t+281=0

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Solution for 8t^2-64t+281=0 equation:


Simplifying
8t2 + -64t + 281 = 0

Reorder the terms:
281 + -64t + 8t2 = 0

Solving
281 + -64t + 8t2 = 0

Solving for variable 't'.

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

Divide each side by '8'.
35.125 + -8t + t2 = 0

Move the constant term to the right:

Add '-35.125' to each side of the equation.
35.125 + -8t + -35.125 + t2 = 0 + -35.125

Reorder the terms:
35.125 + -35.125 + -8t + t2 = 0 + -35.125

Combine like terms: 35.125 + -35.125 = 0.000
0.000 + -8t + t2 = 0 + -35.125
-8t + t2 = 0 + -35.125

Combine like terms: 0 + -35.125 = -35.125
-8t + t2 = -35.125

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

Add '16' to each side of the equation.
-8t + 16 + t2 = -35.125 + 16

Reorder the terms:
16 + -8t + t2 = -35.125 + 16

Combine like terms: -35.125 + 16 = -19.125
16 + -8t + t2 = -19.125

Factor a perfect square on the left side:
(t + -4)(t + -4) = -19.125

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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