-4x^2=-11x+13

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Solution for -4x^2=-11x+13 equation:


Simplifying
-4x2 = -11x + 13

Reorder the terms:
-4x2 = 13 + -11x

Solving
-4x2 = 13 + -11x

Solving for variable 'x'.

Reorder the terms:
-13 + 11x + -4x2 = 13 + -11x + -13 + 11x

Reorder the terms:
-13 + 11x + -4x2 = 13 + -13 + -11x + 11x

Combine like terms: 13 + -13 = 0
-13 + 11x + -4x2 = 0 + -11x + 11x
-13 + 11x + -4x2 = -11x + 11x

Combine like terms: -11x + 11x = 0
-13 + 11x + -4x2 = 0

Begin completing the square.  Divide all terms by
-4 the coefficient of the squared term: 

Divide each side by '-4'.
3.25 + -2.75x + x2 = 0

Move the constant term to the right:

Add '-3.25' to each side of the equation.
3.25 + -2.75x + -3.25 + x2 = 0 + -3.25

Reorder the terms:
3.25 + -3.25 + -2.75x + x2 = 0 + -3.25

Combine like terms: 3.25 + -3.25 = 0.00
0.00 + -2.75x + x2 = 0 + -3.25
-2.75x + x2 = 0 + -3.25

Combine like terms: 0 + -3.25 = -3.25
-2.75x + x2 = -3.25

The x term is -2.75x.  Take half its coefficient (-1.375).
Square it (1.890625) and add it to both sides.

Add '1.890625' to each side of the equation.
-2.75x + 1.890625 + x2 = -3.25 + 1.890625

Reorder the terms:
1.890625 + -2.75x + x2 = -3.25 + 1.890625

Combine like terms: -3.25 + 1.890625 = -1.359375
1.890625 + -2.75x + x2 = -1.359375

Factor a perfect square on the left side:
(x + -1.375)(x + -1.375) = -1.359375

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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