16x^2-40x+79=0

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Solution for 16x^2-40x+79=0 equation:


Simplifying
16x2 + -40x + 79 = 0

Reorder the terms:
79 + -40x + 16x2 = 0

Solving
79 + -40x + 16x2 = 0

Solving for variable 'x'.

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

Divide each side by '16'.
4.9375 + -2.5x + x2 = 0

Move the constant term to the right:

Add '-4.9375' to each side of the equation.
4.9375 + -2.5x + -4.9375 + x2 = 0 + -4.9375

Reorder the terms:
4.9375 + -4.9375 + -2.5x + x2 = 0 + -4.9375

Combine like terms: 4.9375 + -4.9375 = 0.0000
0.0000 + -2.5x + x2 = 0 + -4.9375
-2.5x + x2 = 0 + -4.9375

Combine like terms: 0 + -4.9375 = -4.9375
-2.5x + x2 = -4.9375

The x term is -2.5x.  Take half its coefficient (-1.25).
Square it (1.5625) and add it to both sides.

Add '1.5625' to each side of the equation.
-2.5x + 1.5625 + x2 = -4.9375 + 1.5625

Reorder the terms:
1.5625 + -2.5x + x2 = -4.9375 + 1.5625

Combine like terms: -4.9375 + 1.5625 = -3.375
1.5625 + -2.5x + x2 = -3.375

Factor a perfect square on the left side:
(x + -1.25)(x + -1.25) = -3.375

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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