5=4.9x^2+1.5x+17

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Solution for 5=4.9x^2+1.5x+17 equation:


Simplifying
5 = 4.9x2 + 1.5x + 17

Reorder the terms:
5 = 17 + 1.5x + 4.9x2

Solving
5 = 17 + 1.5x + 4.9x2

Solving for variable 'x'.

Combine like terms: 5 + -17 = -12
-12 + -1.5x + -4.9x2 = 17 + 1.5x + 4.9x2 + -17 + -1.5x + -4.9x2

Reorder the terms:
-12 + -1.5x + -4.9x2 = 17 + -17 + 1.5x + -1.5x + 4.9x2 + -4.9x2

Combine like terms: 17 + -17 = 0
-12 + -1.5x + -4.9x2 = 0 + 1.5x + -1.5x + 4.9x2 + -4.9x2
-12 + -1.5x + -4.9x2 = 1.5x + -1.5x + 4.9x2 + -4.9x2

Combine like terms: 1.5x + -1.5x = 0.0
-12 + -1.5x + -4.9x2 = 0.0 + 4.9x2 + -4.9x2
-12 + -1.5x + -4.9x2 = 4.9x2 + -4.9x2

Combine like terms: 4.9x2 + -4.9x2 = 0.0
-12 + -1.5x + -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'.
2.448979592 + 0.306122449x + x2 = 0

Move the constant term to the right:

Add '-2.448979592' to each side of the equation.
2.448979592 + 0.306122449x + -2.448979592 + x2 = 0 + -2.448979592

Reorder the terms:
2.448979592 + -2.448979592 + 0.306122449x + x2 = 0 + -2.448979592

Combine like terms: 2.448979592 + -2.448979592 = 0.000000000
0.000000000 + 0.306122449x + x2 = 0 + -2.448979592
0.306122449x + x2 = 0 + -2.448979592

Combine like terms: 0 + -2.448979592 = -2.448979592
0.306122449x + x2 = -2.448979592

The x term is 0.306122449x.  Take half its coefficient (0.1530612245).
Square it (0.02342773845) and add it to both sides.

Add '0.02342773845' to each side of the equation.
0.306122449x + 0.02342773845 + x2 = -2.448979592 + 0.02342773845

Reorder the terms:
0.02342773845 + 0.306122449x + x2 = -2.448979592 + 0.02342773845

Combine like terms: -2.448979592 + 0.02342773845 = -2.42555185355
0.02342773845 + 0.306122449x + x2 = -2.42555185355

Factor a perfect square on the left side:
(x + 0.1530612245)(x + 0.1530612245) = -2.42555185355

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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