5x^2-5x-4x^2+14=-8

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Solution for 5x^2-5x-4x^2+14=-8 equation:


Simplifying
5x2 + -5x + -4x2 + 14 = -8

Reorder the terms:
14 + -5x + 5x2 + -4x2 = -8

Combine like terms: 5x2 + -4x2 = 1x2
14 + -5x + 1x2 = -8

Solving
14 + -5x + 1x2 = -8

Solving for variable 'x'.

Reorder the terms:
14 + 8 + -5x + 1x2 = -8 + 8

Combine like terms: 14 + 8 = 22
22 + -5x + 1x2 = -8 + 8

Combine like terms: -8 + 8 = 0
22 + -5x + 1x2 = 0

Begin completing the square.

Move the constant term to the right:

Add '-22' to each side of the equation.
22 + -5x + -22 + x2 = 0 + -22

Reorder the terms:
22 + -22 + -5x + x2 = 0 + -22

Combine like terms: 22 + -22 = 0
0 + -5x + x2 = 0 + -22
-5x + x2 = 0 + -22

Combine like terms: 0 + -22 = -22
-5x + x2 = -22

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 = -22 + 6.25

Reorder the terms:
6.25 + -5x + x2 = -22 + 6.25

Combine like terms: -22 + 6.25 = -15.75
6.25 + -5x + x2 = -15.75

Factor a perfect square on the left side:
(x + -2.5)(x + -2.5) = -15.75

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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