-58.8=4.9x^2+14.7x

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Solution for -58.8=4.9x^2+14.7x equation:


Simplifying
-58.8 = 4.9x2 + 14.7x

Reorder the terms:
-58.8 = 14.7x + 4.9x2

Solving
-58.8 = 14.7x + 4.9x2

Solving for variable 'x'.

Reorder the terms:
-58.8 + -14.7x + -4.9x2 = 14.7x + -14.7x + 4.9x2 + -4.9x2

Combine like terms: 14.7x + -14.7x = 0.0
-58.8 + -14.7x + -4.9x2 = 0.0 + 4.9x2 + -4.9x2
-58.8 + -14.7x + -4.9x2 = 4.9x2 + -4.9x2

Combine like terms: 4.9x2 + -4.9x2 = 0.0
-58.8 + -14.7x + -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'.
12 + 3x + x2 = 0

Move the constant term to the right:

Add '-12' to each side of the equation.
12 + 3x + -12 + x2 = 0 + -12

Reorder the terms:
12 + -12 + 3x + x2 = 0 + -12

Combine like terms: 12 + -12 = 0
0 + 3x + x2 = 0 + -12
3x + x2 = 0 + -12

Combine like terms: 0 + -12 = -12
3x + x2 = -12

The x term is 3x.  Take half its coefficient (1.5).
Square it (2.25) and add it to both sides.

Add '2.25' to each side of the equation.
3x + 2.25 + x2 = -12 + 2.25

Reorder the terms:
2.25 + 3x + x2 = -12 + 2.25

Combine like terms: -12 + 2.25 = -9.75
2.25 + 3x + x2 = -9.75

Factor a perfect square on the left side:
(x + 1.5)(x + 1.5) = -9.75

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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