x^2-3.5x+13=2

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Solution for x^2-3.5x+13=2 equation:


Simplifying
x2 + -3.5x + 13 = 2

Reorder the terms:
13 + -3.5x + x2 = 2

Solving
13 + -3.5x + x2 = 2

Solving for variable 'x'.

Reorder the terms:
13 + -2 + -3.5x + x2 = 2 + -2

Combine like terms: 13 + -2 = 11
11 + -3.5x + x2 = 2 + -2

Combine like terms: 2 + -2 = 0
11 + -3.5x + x2 = 0

Begin completing the square.

Move the constant term to the right:

Add '-11' to each side of the equation.
11 + -3.5x + -11 + x2 = 0 + -11

Reorder the terms:
11 + -11 + -3.5x + x2 = 0 + -11

Combine like terms: 11 + -11 = 0
0 + -3.5x + x2 = 0 + -11
-3.5x + x2 = 0 + -11

Combine like terms: 0 + -11 = -11
-3.5x + x2 = -11

The x term is -3.5x.  Take half its coefficient (-1.75).
Square it (3.0625) and add it to both sides.

Add '3.0625' to each side of the equation.
-3.5x + 3.0625 + x2 = -11 + 3.0625

Reorder the terms:
3.0625 + -3.5x + x2 = -11 + 3.0625

Combine like terms: -11 + 3.0625 = -7.9375
3.0625 + -3.5x + x2 = -7.9375

Factor a perfect square on the left side:
(x + -1.75)(x + -1.75) = -7.9375

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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