-2x^2=-9x+14

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Solution for -2x^2=-9x+14 equation:


Simplifying
-2x2 = -9x + 14

Reorder the terms:
-2x2 = 14 + -9x

Solving
-2x2 = 14 + -9x

Solving for variable 'x'.

Reorder the terms:
-14 + 9x + -2x2 = 14 + -9x + -14 + 9x

Reorder the terms:
-14 + 9x + -2x2 = 14 + -14 + -9x + 9x

Combine like terms: 14 + -14 = 0
-14 + 9x + -2x2 = 0 + -9x + 9x
-14 + 9x + -2x2 = -9x + 9x

Combine like terms: -9x + 9x = 0
-14 + 9x + -2x2 = 0

Begin completing the square.  Divide all terms by
-2 the coefficient of the squared term: 

Divide each side by '-2'.
7 + -4.5x + x2 = 0

Move the constant term to the right:

Add '-7' to each side of the equation.
7 + -4.5x + -7 + x2 = 0 + -7

Reorder the terms:
7 + -7 + -4.5x + x2 = 0 + -7

Combine like terms: 7 + -7 = 0
0 + -4.5x + x2 = 0 + -7
-4.5x + x2 = 0 + -7

Combine like terms: 0 + -7 = -7
-4.5x + x2 = -7

The x term is -4.5x.  Take half its coefficient (-2.25).
Square it (5.0625) and add it to both sides.

Add '5.0625' to each side of the equation.
-4.5x + 5.0625 + x2 = -7 + 5.0625

Reorder the terms:
5.0625 + -4.5x + x2 = -7 + 5.0625

Combine like terms: -7 + 5.0625 = -1.9375
5.0625 + -4.5x + x2 = -1.9375

Factor a perfect square on the left side:
(x + -2.25)(x + -2.25) = -1.9375

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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