0=-4.9x^2+75x-297

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Solution for 0=-4.9x^2+75x-297 equation:


Simplifying
0 = -4.9x2 + 75x + -297

Reorder the terms:
0 = -297 + 75x + -4.9x2

Solving
0 = -297 + 75x + -4.9x2

Solving for variable 'x'.

Combine like terms: 0 + 297 = 297
297 + -75x + 4.9x2 = -297 + 75x + -4.9x2 + 297 + -75x + 4.9x2

Reorder the terms:
297 + -75x + 4.9x2 = -297 + 297 + 75x + -75x + -4.9x2 + 4.9x2

Combine like terms: -297 + 297 = 0
297 + -75x + 4.9x2 = 0 + 75x + -75x + -4.9x2 + 4.9x2
297 + -75x + 4.9x2 = 75x + -75x + -4.9x2 + 4.9x2

Combine like terms: 75x + -75x = 0
297 + -75x + 4.9x2 = 0 + -4.9x2 + 4.9x2
297 + -75x + 4.9x2 = -4.9x2 + 4.9x2

Combine like terms: -4.9x2 + 4.9x2 = 0.0
297 + -75x + 4.9x2 = 0.0

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

Divide each side by '4.9'.
60.6122449 + -15.30612245x + x2 = 0

Move the constant term to the right:

Add '-60.6122449' to each side of the equation.
60.6122449 + -15.30612245x + -60.6122449 + x2 = 0 + -60.6122449

Reorder the terms:
60.6122449 + -60.6122449 + -15.30612245x + x2 = 0 + -60.6122449

Combine like terms: 60.6122449 + -60.6122449 = 0.0000000
0.0000000 + -15.30612245x + x2 = 0 + -60.6122449
-15.30612245x + x2 = 0 + -60.6122449

Combine like terms: 0 + -60.6122449 = -60.6122449
-15.30612245x + x2 = -60.6122449

The x term is -15.30612245x.  Take half its coefficient (-7.653061225).
Square it (58.56934611) and add it to both sides.

Add '58.56934611' to each side of the equation.
-15.30612245x + 58.56934611 + x2 = -60.6122449 + 58.56934611

Reorder the terms:
58.56934611 + -15.30612245x + x2 = -60.6122449 + 58.56934611

Combine like terms: -60.6122449 + 58.56934611 = -2.04289879
58.56934611 + -15.30612245x + x2 = -2.04289879

Factor a perfect square on the left side:
(x + -7.653061225)(x + -7.653061225) = -2.04289879

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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