4x^2+29=-20x

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Solution for 4x^2+29=-20x equation:


Simplifying
4x2 + 29 = -20x

Reorder the terms:
29 + 4x2 = -20x

Solving
29 + 4x2 = -20x

Solving for variable 'x'.

Reorder the terms:
29 + 20x + 4x2 = -20x + 20x

Combine like terms: -20x + 20x = 0
29 + 20x + 4x2 = 0

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

Divide each side by '4'.
7.25 + 5x + x2 = 0

Move the constant term to the right:

Add '-7.25' to each side of the equation.
7.25 + 5x + -7.25 + x2 = 0 + -7.25

Reorder the terms:
7.25 + -7.25 + 5x + x2 = 0 + -7.25

Combine like terms: 7.25 + -7.25 = 0.00
0.00 + 5x + x2 = 0 + -7.25
5x + x2 = 0 + -7.25

Combine like terms: 0 + -7.25 = -7.25
5x + x2 = -7.25

The x term is 5x.  Take half its coefficient (2.5).
Square it (6.25) and add it to both sides.

Add '6.25' to each side of the equation.
5x + 6.25 + x2 = -7.25 + 6.25

Reorder the terms:
6.25 + 5x + x2 = -7.25 + 6.25

Combine like terms: -7.25 + 6.25 = -1
6.25 + 5x + x2 = -1

Factor a perfect square on the left side:
(x + 2.5)(x + 2.5) = -1

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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